RECENT PUBLICATIONS

2026

• K. I. Ohshima.
  A hidden eddy-rich Antarctic shelf revealed by SWOT.
  National Science Review, 13,nwag222, doi:10.1093/nsr/nwag222.[Open Access]
• Honda, M., K. I. Ohshima, V. Mensah, M. Sato.
  40-year changes in temperature and salinity in the southern Sea of Okhotsk:warming of the Soya Warm Current and offshore freshening.
  Journal of Oceanography, 82, doi:10.1007/s10872-026-00794-y.[Open Access]
• Liu, C., Z. Wang, D. Chen, X. Han, H. Leng, X. Liang, L. Yan, X. Li, C. Stevens, A.M. Hogg, K. Kusahara, K. Yamazaki, K. I. Ohshima, M. Zhou, X. Cheng, D. Wang, C. Dong, J. Liu, Q. Yang, X. Li, R. Lei, M. Ding, Z. Zhang, D. Kang, D. Qi, T. Liu, J. Dong, L. An, R. Chen, T. Zhang, X. Hu, B. Han, H. Bi, Q. Shu, L. Mu, S. Xu, H. Yang, H. Liu, T. Dou, Z. Feng, L. Zheng, X. Tang, G. Shi, Y. Cai, B. Li, Y. Wu, X. Lin, W. Sun, Y. Liu, K. Yu, Y. Zhang, W. Shao, X. Wang, S. Zheng, C. Yuan, C. Zhou, J. Liu, Y. Liu, Y. Xia, X. Pan, J. Zeng, K. Liu, J. Fan, C. Cheng, Q. Li.
  The coupled Southern Ocean–Sea ice–Ice shelf Model (SOSIM v1.0): configuration and evaluation.
  Geoscientific Model Development, 192985-3033, doi:10.5194/gmd-19-2985-2026.[Open Access]

2025

• K. I. Ohshima, M. Ohshima, M. Ito, K. Nakata,M. Kuga, K. Matsuno, A. Yamaguchi.
  Zooplankton diel vertical migration and sediment resuspension detected from CEOF analysis of ADCP backscatter in the western Sea of Okhotsk.
  Progress in Oceanography, 240,103630, doi:10.1016/j.pocean.2025.103630.[Open Access]
• Komatsu, M., K. I. Ohshima, V. Mensah, K. Nakata.
  Mapping of sea-ice melting and net freshwater flux by sea-ice in the Southern Ocean.
  Communications Earth & Environment, 6,579, doi:10.1038/s43247-025-02560-2.[Open Access]
• Kuga, M., K. I. Ohshima, Y. Fukamachi, M. Ito, J. Nishioka.
  Sediment resuspension and its occurring conditions in the Soya Warm Current region observed from ADCP backscatter strength data.
  Journal of Oceanography, doi:10.1007/s10872-025-00780-w.[Open Access]
• Imai, M., A. Murayama, K. Ono, Y. Yamashita, K. Suzuki, T. Nakamura,K. I. Ohshima, H. Mitsudera, J. Nishioka.
  Iron dynamics during spring phytoplankton bloom in the southern Sea of Okhotsk: The impact of sea ice melt on iron supply.
  Progress in Oceanography, 240, 103587, doi:10.1016/j.pocean.2025.103587.
• Ito, M., K. D. Takahashi, R. Makabe, D. Hirano, K. I. Ohshima, T. Tamura, S. Aoki.
  Intense frazil ice production promotes high algal biomass in newly-formed sea ice.
  Journal of Geophysical Research, 130, e2024JC021689, doi:10.1029/2024JC021689.[Open Access]
• Nakata, N, M. Kachi, R. Shimada, E. Yoshizawa, M. Ito, K. I. Ohshima.
  Validation of AMSR2 thin-ice thickness algorithm for global sea-ice-covered oceans using satellite and in situ observations.
  Remote Sensing, 17, 171, doi:10.3390/rs17010171.[Open Access]
• Katsumata, K., S. Aoki, K. I. Ohshima, M. Yamamoto-Kawai.
  Hydrographic section along 55°E in the Indian and Southern oceans.
  Ocean Science, 21, 419–436, doi:10.5194/os-21-419-2025.[Open Access]
• Kashiwase, H., K. I. Ohshima, T. Tamura.
  Development and validation of a global thin ice thickness algorithm for SMMR
  Journal of Atmospheric and Oceanic Technology, 42, 47-62, doi:10.1175/JTECH-D-23-0097.1. [Open Access]
• Mensah, V., Y-C. Chen, D. Nomura, H. Ueno, H. Chien, K. I. Ohshima.
  Multidecadal decline in sea ice meltwater volume and Pacific Winter Water salinity in the Bering Sea revealed by ocean observations.
  230, 103377, Progress in Oceanography, doi.org/10.1016/j.pocean.2024.103377. [Open Access]

2024

• Blanckensee, S. N., D. E. Gwyther, B. K. Galton‐Fenzi, K. L. Gunn, L. Herraiz‐Borreguero, K. I. Ohshima, et al.
  A review of the oceanography and Antarctic Bottom Water formation offshore Cape Darnley, East Antarctica
  ,Journal of Geophysical Research, 129, e2024JC021251. doi.org/10.1029/2024JC021251.
• Mizuta, G., K. I. Ohshima, T. Takatsuka, Y. Kitade, M. Fujii, Y. Nakayama, M. Ikehara.
  Circulation and production of Cape Darnley Bottom Water on the continental slope
  Deep Sea Research Part 1, 211, 104362, doi.org/10.1016/j.dsr.2024.104362.
• Mensah, V., K. I. Ohshima.
  Evaluation of the water mass composition in the Sea of Okhotsk and its long-term change using an advanced mapping technique
  Journal of Geophysical Research, 129, e2023JC020374, doi.org/10.1029/2023JC020374.
• De Rydt, J., N. Jourdain, Y. Nakayama, M. van Caspel, R. Timmermann, P. Mathiot, X. S. Asay-Davis, H. Seroussi, P. Dutrieux, B. Galton-Fenzi, D. Holland, R. Reese.
  Experimental design for the second marine ice sheet and ocean model intercomparison project-phase 2, MISOMIP2
  Geoscientific Model Development, 17, 7105–7139, doi.org/10.5194/gmd-17-7105-2024.[Open Access]
• Nakayama, Y., A. Malyarenko, H. Zhang, O. Wang, M. Auger, F. Nie, I. Fenty, M. Mazloff, K. Armin, D. Menemenlis.
  Evaluation of MITgcm-based ocean reanalysis for the Southern Ocean
  Geoscientific Model Development, 17(23), 8613-8638, https://doi.org/10.5194/gmd-17-8613-2024.[Open Access]
• McCormack, F., S. Cook, D. N. Goldberg, Y. Nakayama, H. Seroussi, I. Nias, L. An, D. Slater, T. Hattermann.
  The case for a Framework for UnderStanding Ice-Ocean iNteractions (FUSION) in the Antarctic-Southern Ocean System
  Elementa: Science of the Anthropocene, 12(1).[Open Access]
• Lin, Y., Y. Nakayama, K. Liang, Y. Huang, D. Chen, Q. Yang.
  A dataset of the daily edge of each polynya in the Antarctic
  Scientific Data, 11(1), 1006.[Open Access]
• Park, T., Y. Nakayama, S. Nam.
  Amundsen Sea circulation controls bottom upwelling and Antarctic Pine Island and Thwaites ice shelf melting
  Nature Communications, 15, 2946, doi.org/10.1038/s41467-024-47084-z. [Open Access] (Selected as editor’s highlight)
• Nakayama, Y., P. Wongpan, J. S. Greenbaum, K. Yamazaki, S. Aoki.
  How can helicopters help us determine the health of Antarctica's oceans?
  Frontiers for Young Minds, 12, 1080545, doi.org/10.3389/frym.2024.1080545.[Open Access]
• Hyogo, S., Y. Nakayama, V. Mensah.
  Modeling Ocean Circulation and Ice Shelf Melt in the Bellingshausen Sea
  Journal of Geophysical Research: Oceans, 129, e2022JC019275, doi.org/10.1029/2022JC019275.
• Shrestha, K., G. E. Manucharyan, Y. Nakayama, et al.
  Submesoscale Variability and Basal Melting in Ice Shelf Cavities of the Amundsen Sea
  Geophysical Research Letters, 51, e2023GL107029, doi.org/10.1029/2023GL107029. [Open Access]
• Honda, M., K. I. Ohshima, V. Mensah, J. Nishioka, M. Sato, S. C. Riser.
  Sea ice-melt amount estimated from spring hydrography in the Sea of Okhotsk: spatial and interannual variabilities
  Journal of Oceanography, 80, 273-290, doi:10.1007/s10872-024-00721-z.[Open Access]
• Ebuchi, N., Y. Fukamachi, K. I. Ohshima, H. Mitsudera, J. Nishioka, T. Takatsuka, K. Ono, M. Ishikawa, T. Daibo, K. Shirasawa, M. Wakatsuchi.
  Long-term Observation of the Soya Warm Current using HF ocean radars: Relationship between the Soya Warm Current variability and the sea level anomalies in the Soya/La Perouse Strait
  Journal of Oceanography, 80, 239-249, doi:10.1007/s10872-024-00724-w.
• Kuga, M., K. I. Ohshima, S. Kishi, N. Kimura, T. Toyota, J. Nishioka.
  Backward-tracking simulations of sea ice in the Sea of Okhotsk toward understanding of material transport through sea ice
  Journal of Oceanography, 80, 59-70, doi:10.1007/s10872-023-00706-4.
• Nihashi, S., K. I. Ohshima, and T. Tamura.
  AMSR-E/2 thin ice thickness algorithm to create a long-term time series of sea-ice production in Antarctic coastal polynyas
  Polar Science, 39, 100978, doi:10.1016/j.polar.2023.100978.

2023

• Poinelli, M., Y. Nakayama, M. Vizacino, R. Riva, M. Schodlok, E. Larour.
  Ice-Front Retreat Controls on Ocean Dynamics Under Larsen C Ice Shelf, Antarctica
  Geophysical Research Letters, 50, e2023GL104588, doi.org/10.1029/2023GL104588. [Open Access]
• Silvano, A., S. Purkey, A. L. Gordon, P. Castagno, A. L. Stewart, S. R. Rintoul, A. Foppert, K. L. Gunn, L. Herraiz-Borreguero, S. Aoki, Y. Nakayama, A. C. Naveira Garabato, C. Spingys, C. H. Akhoudas, J-B Sallee, C. de Lavergne, E. P. Abrahamsen, A. J. S. Meijers, M. P. Meredith, S. Zhou, T. Tamura, K. Yamazaki, K. I. Ohshima, P. Falco, G. Budillon, T. Hattermann, M. A. Janout, P. Llanillo, M. M. Bowen, E. Darelius, S. Østerhus, K. W. Nicholls, C. Stevens, D. Fernandez, L. Cimoli, S. S. Jacobs, A. K. Morrison, A. M. Hogg, F. A. Haumann, A. Mashayek, Z. Wang, R. Kerr, G. D. Williams, W. S. Lee.
  Observing Antarctic Bottom Water in the Southern Ocean.
  Front. Mar. Sci., 10:1221701. doi:10.3389/fmars.2023.1221701.[Open Access]
• Hirano, D., T. Tamura, K. Kusahara, M. Fujii, K. Yamazaki, Y. Nakayama, K. Ono, T. Itaki, Y. Aoyama, D. Simizu, K. Mizobata, K. I. Ohshima, Y. Nogi, S. R. Rintoul, Esmee van Wijk, J. S. Greenbaum, D. D. Blankenship, K. Saito, S. Aoki.
  On-shelf circulation of warm water toward the Totten Ice Shelf in East Antarctica
  Nature Communications, 14:4955, doi:10.1038/s41467-023-39764-z. [Open Access]
• Ohashi, Y., M. Yamamoto-Kawai, K. Kusahara, K. Sasaki, K. I. Ohshima.
  Circumpolar distributions of age and anthropogenic CO2 content of Antarctic Bottom Water revealed by chlorofluorocarbon and sulfur hexafluoride
  Progress in Oceanography, 219, 103153, doi:10.1016/j.pocean.2023.103153.
• Mensah, V., K. I. Ohshima.
  A mapping methodology adapted to all polar and subpolar oceans with a stretching/shrinking constraint
  Journal of Atmospheric and Oceanic Technology, 40, 1241-1261, doi:10.1175/JTECH-D-22-0143.1.
• Tamura T. P., D. Nomura, D. Hirano, T. Tamura, M. Kikuchi, G. Hashida, R. Makabe, K. Ono, S. Ushio, K. Yamazaki, Nakayama, Y., H. Sasaki, H. Murase, S. Aoki.
  Impact of basal melting of the Totten Ice Shelf on marine biogeochemical components in Sabrina Coast, East Antarctica
  Global Biogeochemical Cycles 121(5) 2967 –2979 . doi:10.1029/2022GB007510.[Open Access].
• Nakayama, Y., J. S. Greenbaum, P. Wongpan, K. Yamazaki, T. Noguchi, D. Simizu, H. Kashiwase, D. D. Blankenship, T. Tamura, S. Aoki.
  Helicopter-based ocean observations capture broad ocean heat intrusions towards the Totten Ice Shelf
  Geophysical Research Letters 50(17),e2022GL097864.doi:10.1029/2022gl097864.[Open Access].
• Hay, H. C. F. C., I. Fenty, R. T. Pappalorado, Y. Nakayama.
  Nonlinear turbulent drag at the ice-ocean interface of Europa in simulations of rotating convection: Implications for asynchronous rotation of the ice shell
  Journal of Geophysical Research: Planets, 128, 3, doi.org/10.1029/2022JE007648. [Open Access]
• Lin, Y., Q. Yang, Q. Shi, Y. Nakayama, D. Chen.
  A Volume-Conserved Approach to Estimating Sea-Ice Production in Antarctic Polynyas
  Geophysical Research Letters, 50, 4, doi.org/10.1029/2022GL101859. [Open Access]
• Ohshima, K. I., M. Kuga.
  50-year volume transport of the Soya Warm Current estimated from the sea-level difference and its relationship with the Tsushima and Tsugaru Warm Currents
  Journal of Oceanography, 79, 499‒515, doi:10.1007/s10872-023-00693-6. [Open Access]
• Takahashi, K. D., M. Ito, M. Sano, R. Makabe, M. Yamamoto-Kawai, K. I. Ohshima.
  Summer ice-algal blooms by the diatom Fragilariopsis curta (Van Heurck) Hustedt off Cape Darnley, Southern Ocean
  DIATOM, 39, 12-20, doi:10.11464/diatom.39.12.[Open Access]
• Kuga, M., K. I. Ohshima, N. Kimura, K. Nakata, Y. Fukamachi.
  Particle-tracking experiments of coastal-origin sea ice that could induce high biological productivity in the Sea of Okhotsk
  Journal of Oceanography, 79, 145–159, doi:10.1007/s10872-022-00670-5.

2022

• Ohshima, K. I., Y. Fukamachi, M. Ito, K. Nakata, D. Simizu, K. Ono, D. Nomura, G. Hashida, T. Tamura.
  Dominant frazil ice production in the Cape Darnley polynya leading to Antarctic Bottom Water formation
  Science Advances, 8, eadc9174, doi:10.1126/sciadv.adc9174. [Open Access] [FOCUS paper] [Press Release]
• Dotto, T. S., K. J. Heywood, R. A. Hall, T. A. Scambos, Y. Zheng, Y. Nakayama, S. Hyogo, T. Snow, A, K. Wåhlin, C. Wild, M. Truffer, A. Muto, K. E. Alley, L. Boehme, G. A. Bortolotto, S. W Tyler, E. Pettit.
  Ocean variability beneath Thwaites Eastern Ice Shelf driven by the Pine Island Bay Gyre strength
  Nature Communications, 13, 1, 1-13.[Open Access]
• Nakayama, Y., T. Hirata, D. Goldberg, C. A. Greene.
  What Determines the Shape of a Pine-Island-Like Ice Shelf?
  Geophysical Research Letters, 49, 22, doi.org/10.1029/2022GL101272. [Free Access]
• Nakata, K., K. I. Ohshima.
  Mapping of active frazil and sea ice production in the Northern Hemisphere, with comparison to the Southern Hemisphere
  Journal of Geophysical Research, 127, e2022JC018553, doi:10.1029/2022JC018553. [Open Access]
• Dundas, V. E. Darelius, K. Daae, N. Steiger, Y. Nakayama, T. Kim.
  Hydrography and circulation in the vicinity of the central Getz Ice Shelf: two years of mooring observations
  Ocean Science, 18, 1339–1359, doi:10.5194/os-18-1339-2022.[Open Access]
• Ohashi, Y., M. Yamamoto-Kawai, K. Kusahara, K. Sasaki, K. I. Ohshima.
  Age distribution of Antarctic Bottom Water off Cape Darnley, East Antarctica, estimated using chlorofluorocarbon and sulfur hexafluoride
  Scientific Reports, 12, 8462, doi:10.1038/s41598-022-12109-4.[Open Access]
• Hirano, D., Y. Fukamachi, K. I. Ohshima, M. Ito, T. Tamura, D. Simizu, T. Takatsuka, A. R. Mahoney, J. Jones, C. George, B. Adams, H. Eicken.
  Oceanic conditions in the Barrow Coastal Polynya revealed by a 10-year mooring time series
  Progress in Oceanography, 203, 102781, doi:10.1016/j.pocean.2022.102781.

2021

• Fraser, A. D., R. A. Massom, M. S. Handcock, P. Reid, K. I. Ohshima, M. N. Raphael, J. Cartwright, A. R. Klekociuk, Z. Wang, and R. Porter-Smith.
  Eighteen-year record of circum-Antarctic landfast-sea-ice distribution allows detailed baseline characterisation and reveals trends and variability.
  The Cryosphere, 15, 5061–5077, doi:10.5194/tc-15-5061-2021. (Research highlights in Nature Climate Change)
• Hirano, D., K. Mizobata, H. Sasaki, H. Murase, T. Tamura, S. Aoki.
  Poleward eddy-induced warm water transport across a shelf break off Totten Ice Shelf, East Antarctica.
  Communications Earth & Environment, 2, 153. doi:10.1038/s43247-021-00217-4.
• Ito M., K. I. Ohshima, Y. Fukamachi, G. Mizuta, Y. Kusumoto, and T. Kikuchi.
  Underwater frazil ice and its suspension depth detected from ADCP backscatter data around sea ice edge in the Sea of Okhotsk.
  Cold Regions Science and Technology, 192, 103382, doi:10.1016/j.coldregions.2021.103382.
• Nakayama Y., C. Cai, and H. Seroussi.
  Impact of subglacial freshwater discharge on Pine Island Ice Shelf.
  Geophysical Research Letters, 48, e2021GL093923.
• Nakayama Y., C. A. Greene, F. S. Paolo, V. Mensah, H. Zhang, H. Kashiwase, D. Simizu, J. S. Greenbaum, D. D. Blankenship, A. Abe-Ouchi, and S. Aoki.
  Antarctic Slope Current modulates ocean heat intrusions towards Totten Glacier.
  Geophysical Research Letters, 48, e2021GL094149., https://doi.org/10.1029/2021GL094149.
• Pelle T., M. Morlighem, Nakayama Y., and H. Seroussi.
  Widespread grounding line retreat of Totten Glacier, East Antarctica, driven by sub-ice shelf ocean circulation over the 21st century.
  Geophysical Research Letters, 48, e2021GL093213.
• Nakayama Y., , D. Menemenlis, O. Wang, Z. Hong, I. Fenty, and A. T. Nguyen.
  Development of adjoint-based ocean state estimation for the Amundsen and Bellingshausen seas and ice shelf cavities using MITgcm–ECCO (66j).
  Geoscientific Model Development, 14(8), 4909-4924, doi:10.5194/gmd-14-4909-2021.
• Yamazaki K., S. Aoki, K. Katsumata, D. Hirano, and Y. Nakayama.
  A multidecadal poleward shift of the southern boundary of the Antarctic Circumpolar Current off East Antarctica.
  Science Advances, 7(24), doi:10.1126/sciadv.abf8755.
• Mensah, V., Y. Nakayama , M. Fujii, Y. Nogi, and K. I. Ohshima.
  Dense water downslope flow and AABW production in a numerical model: Sensitivity to horizontal and vertical resolution in the region off Cape Darnley polynya.
  Ocean Modelling, 165, 101843, https://doi.org/10.1016/j.ocemod.2021.101843.
• Mensah, V., K. I. Ohshima .
  Weakened overturning and tide control the properties of Oyashio Intermediate Water, a key water mass in the North Pacific.
  Scientific Reports, 11, 14526, https://doi.org/10.1038/s41598-021-93901-6.
• Kishi, S., K. I. Ohshima , J. Nishioka, N. Isshiki, S. Nihashi, and S. C. Riser.
  The prominent spring bloom and its relation to sea ice melt in the Sea of Okhotsk, revealed by profiling floats.
  Geophyisical Research Letters, 48, e2020GL091394, doi:10.1029/2020GL091394.
• Nakata, K., K. I. Ohshima , and S. Nihashi.
  Mapping of active frazil for Antarctic coastal polynyas, with an estimation of sea-ice production.
  Geophyisical Research Letters, 48, e2020GL091393, doi:10.1029/2020GL091393.
• Kashiwase, H., K. I. Ohshima, K. Nakata, and T. Tamura.
  Improved SSM/I thin ice algorithm with ice type discrimination in coastal polynyas.
  Journal of Atmospheric and Oceanic Technology, 38, doi:10.1175/JTECH-D-20-0145.1.

2020

• Hirano, D., T. Tamura, K. Kusahara, K. I. Ohshima, K. W. Nicholls, S. Ushio, D. Simizu, K. Ono, M. Fujii, Y. Nogi and S. Aoki.
  Strong ice-ocean interaction beneath Shirase Glacier Tongue in East Antarctica.
  Nature Communications, 11:4221, doi:10.1038/s41467-020-17527-4.
• Fraser, A. D., R. A. Massom, K. I. Ohshima, S. Willmes, P. J. Kappes, J. Cartwright, and R. Porter-Smith.
  High-resolution mapping of circum-Antarctic landfast sea ice distribution, 2000–2018.
  Earth System Science Data, 12, 2987–2999, doi:10.5194/essd-12-2987-2020.
• Nakayama, Y., , R. Timmermann, and H. H. Hellmer.
  Impact of West Antarctic ice shelf melting on Southern Ocean hydrography.
  The Cryosphere, 14, 2205–2216, doi:10.5194/tc-14-2205-2020.
• Aoki, S., K. Yamazaki, D. Hirano , K. Katsumata, K. Shimada, Y. Kitade, Y. Sasaki, and H. Murase.
  Reversal of freshening trend of Antarctic Bottom Water in the Australian-Antarctic Basin during 2010s.
  Science Reports, 10, 14415, doi:10.1038/s41598-020-71290-6.
• Aoki, S., K. Katsumata, M. Hamaguchi, A. Noda, Y. Kitade, K. Shimada, D. Hirano , D. Simizu, Y. Aoyama, K. Doi, and Y. Nogi.
  Freshening of Antarctic bottom water off Cape Darnley, East Antarctica.
  Journal of Geophysical Research: Oceans, 125, e2020JC016374, doi:10.1029/2020JC016374.
• Aoki, S., K. Ono, D. Hirano , and T. Tamura.
  Continuous winter oceanic profiling in the Cape Darnley Polynya, East Antarctica.
  Journal of Oceanography, 76, 365-372, doi:10.1007/s10872-020-00550-w.
• Ohshima, K. I., N. Tamaru, H. Kashiwase, S. Nihashi K. Nakata, K. Iwamoto
  Estimation of sea ice production in the Bering Sea from AMSR-E and AMSR2 data, with special emphasis on the Anadyr polynya.
  Journal of Geophysical Research, 125, doi:10.1029/2019JC016023.
• Hirano, D., T. Tamura, K. Kusahara, K. I. Ohshima, K. W. Nicholls S. Ushio, D. Simizu, K. Ono, M. Fujii, Y. Nogi and S. Aoki.
  Strong ice-ocean interaction beneath Shirase Glacier Tongue in East Antarctica
  Nature Communications, doi:10.1038/s41467-020-17527-4.
• Murakami, K., D. Nomura, G. Hashida, S. Nakaoka, Y. Kitade, D. Hirano, T. Hirawake, K. I. Ohshima.
  Strong biological carbon uptake and carbonate chemistry associated with dense shelf water outflows in the Cape Darnley polynya, East Antarctica.
  Marine Chemistry, 225,doi:10.1016/j.marchem.2020.103842.
• Mensah, V., K. I. Ohshima.
  Variabilities of the Sea Surface Height in the Kuril Basin of the Sea of Okhotsk: Coherent Shelf-Trapped Mode and Rossby Normal Modes
  Journal of Physical Oceanography, 50, 2289-2313, doi:10.1175/JPO-D-19-0216.1.
• Ito, M. Y. Fukamachi, K. I. Ohshima, K. Shirasawa.
  Observational evidence of supercooling and frazil ice formation throughout the water column in a coastal polynya in the Sea of Okhotsk
  Continental Shelf Research, 196, 104072, doi:10.1016/j.csr.2020.104072.

2019

• Ito, M., K. I. Ohshima, Y. Fukamachi, D. Hirano, A. R. Mahoney, J. Jones, T. Takatsuka, and H. Eicken.
  Favorable conditions for suspension freezing in an Arctic coastal polynya
  Journal of Geophysical Research-Oceans, 124, 8701-8719, doi:10.1029/2019JC015536.
• Kashiwase H., K. I. Ohshima, Y. Fukamachi, S. Nihashi, T. Tamura
  Evaluation of AMSR-E thin ice thickness algorithm from a mooring-based observation: How can the satellite observe a sea ice field with non-uniform thickness distribution?
  Journal of Atmospheric and Oceanic Technology, 36, 1623-1641, doi:10.1175/JTECH-D-18-0218.1.
• Preusser A., K. I. Ohshima, K. Iwamoto, S. Willmes, G. Heinemann
  Retrieval of wintertime sea ice production in Arctic polynyas using thermal infrared and passive microwave remote sensing data.
  Journal of Geophysical Research, 124, 5503-5528, doi:10.1029/2019JC014976.
• Fraser A. D., K. I. Ohshima, S. Nihashi, R. A. Massom, T. Tamura K. Nakata, S. Willmes
  Landfast ice controls on sea-ice production in the Cape Darnley Polynya: A case study.
  Remote Sensing of Environment, 233, https://doi.org/10.1016/j.rse.2019.111315.
• Zhang W., N. Ebuchi, Y. Fukamachi, F. Cheng, K. I. Ohshima, B. Emery T. Toyota, H. Abe, K. Shirakawa
  Sea ice observation with oceanographic HF radar.
  IEEE Transactions on Geoscience and Remote Sensing. doi:10.1109/TGRS.2019.2936576.
• Mensah V., K. I. Ohshima, T. Nakanowatari, S. Riser.
  Seasonal changes of water mass, circulation and dynamic response in the Kuril Basin of the Sea of Okhotsk.
  Deep Sea Research Part I, 144, 115-131, doi:10.1016/j.dsr.2019.01.012.
• Nakata K., K. I. Ohshima, S. Nihashi.
  Estimation of thin ice thickness and discrimination of ice type from AMSR-E passive microwave data.
  IEEE Transactions of Geoscience and Remote Sensing, 57(1), 263-276, doi:10.1109/TGRS.2018.2853590.

2018

• Nakayama Y., D. Menemenlis, H. Zhang, M. Schodlok, E. Rignot.
  Origin of Circumpolar Deep Water intruding onto the Amundsen and Bellingshuasen Sea continental shelves.
  Nature Communications, 9:3403, doi:10.1038/s41467-018-05813-1.
• Hirano D., Y. Fukamachi, K. I. Ohshima, E. Watanabe, A. R. Mahoney, H. Eicken, M. Itoh, D. Simizu, K. Iwamoto, J. Jones, T. Takatsuka, T. Kikuchi, T. Tamura.
  Winter water formation in coastal polynyas of the eastern Chukchi Shelf: Pacific and Atlantic influences.
  Journal of Geophysical Research, 123, 5688:5705, doi:10.1029/2017JC013307.
• Nihashi S., N. T. Kurz, T. Markus, K. I. Ohshima, K. Tateyama, T. Toyota.
  Estimation of sea-ice thickness and volume in the Sea of Okhotsk based on ICESat data.
  Annals of Glaciology, 59(76pt2), 101-111, doi:10.1017/aog.2018.8.
• Nomura D., M. A. Granskog, A. Fransson, M. Chierici, A. Silyakova, K. I. Ohshima, L. Cohen, B. Delille, S. R. Hudson, G. S. Dieckmann.
  CO2 flux over young and snow-covered Arctic pack ice in winter and spring.
  Biogeosciences, 15, 3331-3343, doi:10.5194/bg-15-3331-2018.

2017

• Kashiwase, H., K. I. Ohshima, S. Nihashi, and H. Eicken.
  Evidence for ice-ocean albedo feedback in the Arctic Ocean shifting to a seasonal ice zone.
  Scientific Reports, 7:8170, doi:10.1038/s41598-017-08467-z. [Open Access] [Press Release]
• Fukamachi, Y., D. Simizu, K. I. Ohshima, H. Eicken, A. R. Mahoney, K. Iwamoto, E. Moriya, and S. Nihashi.
  Sea-ice thickness in the coastal northeastern Chukchi Sea from moored ice-profiling sonar.
  Journal of Glaciology, 63, 888-898, doi:10.1017/jog.2017.56.
• Nihashi, S., K. I. Ohshima, and S. Saitoh.
  Sea-ice production in the northern Japan Sea.
  Deep-Sea Research I, 127, 65-76, doi:10.1016/j.dsr.2017.08.003.
• Nihashi, S., K. I. Ohshima, and T. Tamura.
  Sea-ice production in Antarctic coastal polynyas estimated from AMSR2 data and its validation using AMSR-E and SSM/I-SSMIS data.
  IEEE J. Sel. Topics Appl. Earth Observ. Remote Sens., 10(9), 3912-3922, doi:10.1109/JSTARS.2017.2731995.
• Nakanowatari, T., K. I. Ohshima, V. Mensah, Y. Mitani, K. Hattori, M. Kobayashi, F. Roquet, Y. Sakurai, H. Mitsudera, and M. Wakatsuchi.
  Hydrographic observations by instrumented marine mammals in the Sea of Okhotsk.
  Polar Science, 13, 56-65, doi:10.1016/j.polar.2017.06.001. [Open Access]
• Ohshima, K. I., D. Simizu, N. Ebuchi, S. Morishima, H. Kashiwase.
  Volume, heat, and salt transports through the Soya Strait and their seasonal and interannual variations.
  Journal of Physical Oceanography, 47, 999-1019, doi:10.1175/JPO-D-16-0210.1.
• Ito M., K. I. Ohshima, Y. Fukamachi, G. Mizuta, Y. Kusumoto, J. Nishioka.
  Observations of frazil ice formation and upward sediment transport in the Sea of Okhotsk. : A possible mechanism of iron supply to sea ice.
  Journal of Geophysical Research, 122, 788-802, doi:10.1002/2016JC012198.
• Shimada, K., Aoki, K. I. Ohshima.
  Creation of a gridded dataset for the Southern Ocean with a topographic constraint scheme.
  Journal of Atmospheric and Oceanic Technology, 34, 511-532, doi:10.1175/JTECH-D-16-0075.1.

2016

• Yamagishi, T. and Y. Matsumura.
  GPU Acceleration of a non-hydrostatic ocean model with a multigrid Poisson/Helmholtz solver
  Proc. comp. sci., 80, 1658-1669, doi:j.procs.2016.05.502.
• Williams, G. D., L. Herraiz-Borreguero, F. Roquet, T. Tamura, K. I. Ohshima, Y. Fukamachi, A. D. Fraser, L. Gao, H. Chen, C. R. McMahon, R. Harcourt and M. Hindell.
  The suppression of Antarctic Bottom Water formation by melting ice shelves in Prydz Bay.
  Nature Communincations, 7:12577, doi:10.1038/ncomms12577. [Open Access]
• Jones, J., H. Eicken, A. Mahoney, Rohith MV, C. Kambhamettu, Y. Fukamachi, K. I. Ohshima, J. C. George.
  Landfast sea ice breakouts: Stabilizing ice features, oceanic and atmospheric forcing at Barrow, Alaska.
  Continental Shelf Research, 126, 50-63.
• K. I. Ohshima, S. Nihashi, and K. Iwamoto.
  Global view of sea-ice production in polynyas and its linkage to dense/bottom water formation.
  Geoscience Letters, 3:13, doi:10.1002/2015JC011537.
• Tamura, T., K. I. Ohshima, A. D. Fraser, and G. D. Williams.
  Sea ice production variability in Antarctic coastal polynyas.
  Journal of Geophysical Research, 121, 2967-2979, doi:10.1002/2015JC011537.
• Hirano, D., Y. Fukamachi, E. Watanabe, K. I. Ohshima, K. Iwamoto, A. R. Mahoney, H. Eicken, D. Simizu, and T. Tamura.
  A wind-driven, hybrid latent and sensible heat coastal polynya off Barrow, Alaska.
  Journal of Geophysical Research, 121, 980-997, doi:10.1002/2015JC011318.
• Zhang, W., N. Ebuchi, Y. Fukamachi, and Y. Yoshikawa.
  Estimation of wind drift current in the Soya Strait.
  Journal of Oceanography, 72, 299-311, doi:10.1007/s10872-015-0333-1.
• Smith, I. J., H. Eicken, A. R. Mahoney, R. Van Hale, A. J. Gough, Y. Fukamachi, and J. Jones.
  Surface water mass composition changes captured by cores of Arctic land-fast sea ice.
  Continental Shelf Research, 118, 154-164.
• Sugimoto, F., T. Tamura, H. Shimoda, S. Uto, D. Simizu, K. Tateyama, S. Hoshino, T. Ozeki, Y. Fukamachi, S. Ushio, and K. I. Ohshima.
  Interannual variability of sea-ice thickness in the pack-ice zone off Lutzow-Holm Bay, East Antarctica.
  Polar Science 10, 43-51.

2015

• Nakata, K., K. I. Ohshima, S. Nihashi, N. Kimura, and T. Tamura.
  Variability and ice production budget in the Ross Ice Shelf Polynya based on a simplified polynya model and satellite observations.
  Journal of Geophysical Research, 120, 6234-6252, doi:10.1002/2015JC010894.
• Chavanich, S., V. Viyakarn, D. Nomura, and K. Watanabe.
  Potential changes in feeding behavior of Antarctic fish, Pseudotrematomus bernacchii (Boulenger, 1902) on the East Ongul Island, Antarctica.
  Polar Science, 9, 389-392.
• Nihashi, S. and K. I. Ohshima,
  Circumpolar mapping of Antarctic coastal polynyas and landfast sea ice: relationship and variability
  Journal of Climate, 28, 3650-3670, doi:10.1175/JCLI-D-14-00369.
• Tamura, T., K. I. Ohshima, J. L. Lieser, T. Toyota, K. Tateyama, D. Nomura, K. Nakata, A. D. Fraser, P. W. Jansen, K. B. Newbery, R. A. Massom, and S. Ushio.
  Helicopter-borne observations with portable microwave radiometer in the Southern Ocean and the Sea of Okhotsk.
  Annals of Glaciology, 56(69), doi:10.3189/2015AoG69A621.
• Itoh, M., R. S. Pickart, T. Kikuchi, Y. Fukamachi, K. I. Ohshima, D. Simizu, K. R. Arrigo, S. Vagle, J. He, C. Ashjian, J. T. Mathis, S. Nishino and C. Nobre.
  Water properties, heat and volume fluxes of Pacific water in Barrow Canyon during summer 2010.
  Deep-Sea Research I, 102, 43-54, doi:10.1016/j.dsr.2015.04.004.
• Hirano, D., Y. Kitade, K. I. Ohshima, Y. Fukamachi.
  The role of turbulent mixing in the modified Shelf Water overflows that produce Cape Darnley Bottom Water.
  Journal of Geophysical Research, 120, 910-922, doi:10.1002/2014JC010059.
• Nakanowatari, T., T. Nakamura, K. Uchimoto, H. Uehara, H. Mitsudera, K. I. Ohshima, H. Hasumi, and M. Wakatsuchi.
  Causes of the multidecadal-scale warming of the intermediate water in the Okhotsk Sea and western subarctic North Pacific.
  Journal of Climate, 28, 714-736, doi:10.1175/JCLI-D-14-00172.1.
• Nakanowatari, T., H. Mitsudera, T. Motoi, I. Ishikawa, K. I. Ohshima, and M. Wakatsuchi.
  Multidecadal-scale freshening at the salinity minimum in the western part of North Pacific: Importance of wind-driven cross-gyre transport of subarctic water to the subtropical gyre.
  Journal of Physical Oceanography, 45, 988-1008, doi:10.1175/JPO-D-13-0274.1.
• Mahoney, A. R., H. Eicken, Y. Fukamachi, K. I. Ohshima, D. Simizu, C. Kambhamettu, Rohith, M.V., S. Hendricks, and J. Jones.
  Both sides of the ice: comparison of ice thickness and velocity from moored, airborne and shore-based instruments near Barrow, Alaska.
  Annals of Glaciology, 56(69), 363-372, doi:10.3189/2015AoG69A565.
• Ooki, A., D. Nomura, S. Nishino, T. Kikuchi, and Y. Yokouchi.
  A global-scale map of isoprene and volatile organic iodine in surface seawater of the Arctic, Northwest Pacific, Indian, and Southern oceans.
  Journal of Geophysical Research-Oceans, 120, doi:10.1002/2014JC010519.
• Kusahara, K., T. Sato, A. Oka, T. Obase, R. Greve, A. Abe-Ouchi, and H. Hasumi.
  Modelling the Antarctic Marine Cryosphere at the Last Glacial Maximum.
  Annals of Glaciology, 56(69), 425-435, doi:10.3189/2015AoG69A792.
• Nihashi, S. and K. I. Ohshima,
  Circumpolar mapping of Antarctic coastal polynyas and landfast sea ice: relationship and variability
  Journal of Climate, In press.
• Matsumura, Y. and K. I. Ohshima,
  Lagrangian modelling of frazil ice in the ocean,
  Annals of Glaciology, 56(69), 373-382, doi:10.3189/2015AoG69A657.
• Fransson A., M. Chierici, D. Nomura, M. A. Granskog, S. Kristiansen, T. Martma, and G. Nehrke,
  Effect of glacial drainage water on the CO2 system and ocean acidification state in an Arctic tidewater-glacier fjord during two contrasting years.
  Journal of Geophysical Research-Oceans, doi:10.1002/2014JC010320.
• Ito, M., K. I. Ohshima, Y. Fukamachi, D. Simizu, K. Iwamoto, Y. Matsumura, A. R. Mahoney and H. Eicken,
  Observations of supercooled water and frazil ice formation in an Arctic coastal polynya from moorings and satellite imagery.
  Annals of Glaciology, 56(69), 307-314, doi:10.3189/2015AoG69A839.
• Miller, L. A., F. Fripiat, B. G. T. Else, J. S. Bowman, K. A. Brown, R. E. Collins, M. Ewert, A. Fransson, M. Gosselin, D. Lannuzel, K. M. Meiners, C. Michel, J. Nishioka, D. Nomura, S. Papadimitriou, L. M. Russell, L. L. Sørensen, D. N. Thomas, J. -L. Tison, M. A. van Leeuwe, M. Vancoppenolle, E. W. Wolff, and J. Zhou.
  Methods for biogeochemical studies of sea ice: The state of the art, caveats, and recommendations.
  Elementa-Science of the Anthropocene, 3, 000038, doi:10.12952/journal.elementa.000038.
• Granskog, M. A., D. Nomura, S. Müller, A. Krell, T. Toyota, and H. Hattori.
  Chromophoric dissolved organic matter (CDOM) in sea ice and under-ice waters in southern Sea of Okhotsk: Evidence for protein-like fluorophore accumulation in sea ice.
  Annals of Glaciology, 56. doi:10.3189/2015AoG69A002.

2014

• Nakayama, Y., K. I. Ohshima, Y. Matsumura, Y. Fukamachi, and H. Hasumi.
  A numerical investigation of formation and variability of Antarctic Bottom Water off Cape Darnley, East Antarctica.
  Journal of Physical Oceanography, 44, 2921-2937, doi:10.1175/JPO-D-14-0069.1.
• Kusahara, K. and K. I. Ohshima
  Kelvin Waves around Antarctica.
  Journal of Physical Oceanography, 44, 2909-2920, doi:10.1175/JPO-D-14-0051.1.
• Kusahara, K. and H. Hasumi.
  Pathways of basal meltwater from Antarctic ice shelves: A model study.
  Journal of Geophysical Research Oceans, 119, 5690-5804, doi:10.1002/2014JC00915.
• Iwamoto, K., K. I. Ohshima, and T. Tamura.
  Improved mapping of sea ice production in the Arctic Ocean using AMSR-E thin ice thickness algorithm.
  Journal of Geophysical Research, 119, 3574-3594, doi:10.1002/2013JC009749.
• Kitade, Y., K. Shimada, T. Tamura, G. D. Williams, S. Aoki, Y. Fukamachi, F. Roquet, M. Hindell, S. Ushio, and K. I. Ohshima.
  Antarctic Bottom Water production from the Vincennes Bay Polynya, East Antarctica.
  Geophysical Research Letters.,41, 3528-3534, doi:10.1002/2014GL059971.
• Ohshima, K. I., T. Nakanowatari, S. Riser, Y. Volkov, and M. Wakatsuchi.
  Freshening and dense shelf water reduction in the Okhotsk Sea linked with sea ice decline.
  Progress in Oceanography, 126, 71-79, doi:10.1016/j.pocean.2014.04.020.
• Nakanowatari, T. and K. I. Ohshima.
  Coherent sea level variation in and around the Sea of Okhotsk.
  Progress in Oceanography, 126, 58-70, doi:10.1016/j.pocean.2014.05.009.
• Kashiwase, H., K. I. Ohshima, and S. Nihashi.
  Long-term variation in sea ice production and its relation to the intermediate water in the Sea of Okhotsk.
  Progress in Oceanography, 126, 21-32, doi:10.1016/j.pocean.2014.05.004.
• Simizu, D., K. I. Ohshima, J. Ono, Y. Fukamachi, and G. Mizuta.
  What drives the southward drift of sea ice in the Sea of Okhotsk?
  Progress in Oceanography, 126, 33-43, doi:10.1016/j.pocean.2014.05.013.
• Yagi, M., I. Yasuda, T. Tanaka, Y. Tanaka, K. Ono, K. I. Ohshima, and K. Katsumata.
  Re-evaluation of turbulent mixing vertical structure in the Bussol' Strait and its impact on water masses in the Okhotsk Sea and the North Pacific.
  Progress in Oceanography, 126, 121-134, doi:10.1016/j.pocean.2014.04.023.
• Fraser, A. D., N. W. Young, and N. Adams.
  Comparison of microwave backscatter anisotropy parameterizations of the Antarctic ice sheet using ASCAT.
  IEEE Transactions on Geoscience and Remote Sensing, 52 (3), 1583-1595.
• Robertson, G., B. Wienecke, L. Emmerson, and A. D. Fraser.
  Long-term trends in the population size and breeding success of emperor penguins at the Taylor Glacier colony.
  Antarctica. Polar Biology, 37, 251-259.
• Nomura, D., H. Yoshikawa-Inoue, S. Kobayashi, S. Nakaoka, K. Nakata, and G. Hashida.
  Winter to summer evolution of pCO2 in surface water and air–sea CO2 flux in the seasonal ice zone of the Southern Ocean.
  Biogeosciences, 11, 657-690.
• Koga, S., D. Nomura, and M. Wada.
  Variation of dimethylsulfide mixing ratio over the Southern Ocean from 36°S to 70°S.
  Polar Science, 8, 306-313.

2013

• Ohshima, K. I., Y. Fukamachi, G. D. Williams, S. Nihashi, F. Roquet, Y. Kitade, T. Tamura, D. Hirano, L. Herraiz-Borreguero, I. Field, M. Hindell, S. Aoki and M. Wakatsuchi.
  Antarctic Bottom Water production by intense sea-ice formation in the Cape Darnley Polynya.
  Nature Geoscience, 6, doi:10.1038/ngeo1738, 235-240.
• Aoki, S., Y. Kitade, K. Shimada, K. I. Ohshima, T. Tamura, C. C. Bajish, M. Moteki, and S. R. Rintoul.
  Widespread freshening in the seasonal ice zone near 140E off the Adelie Land Coast, Antarctica, from 1994 to 2012.
  Journal of Geophysical Research, 118, 6046-6063, doi:10.1002/2013JC009009.
• Ono, K, K. I. Ohshima, T. Kono, K. Katsumata, I. Yasuda and M. Wakatsuchi.
  Distribution of vertical diffusivity in the Bussol' Strait: a mixing hot spot in the North Pacific.
  Deep Sea Research I, 79, 62-73, doi:10.1016/j.dsr.2013.05.010.
• Ono, J., K. I. Ohshima, K. Uchimoto, N. Ebuchi, H. Mitsudera, and H. Yamaguchi,.
  Particle-tracking simulation for the drift/diffusion of spilled oil in the Sea of Okhotsk with a three-dimensional/high-resolution model.
  Journal of Oceanography, 69, 413-428, doi:0.1007/s10872-013-0182-8.
• Iwamoto, K., K. I. Ohshima, T. Tamura, and S. Nihashi.
  Estimation of thin ice thickness from AMSR-E data in the Chukchi Sea.
  International Journal of Remote Sensing, 34, 468-489.
• Nomura D., P. Assmy, G. Nehrke, M.A. Granskog, M. Fischer, G.S. Dieckmann, A. Fransson, Y. Hu, B. Schnetger.
  Characterization of ikaite (CaCO3•6H2O) crystals in first-year Arctic sea ice north of Svalbard.
  Annals of Glaciology, 54, 62, 125-131,doi:10.3189/2013AoG62A03.
• Massom, R. A., P. Reid, S. Stammerjohn, B. Raymond, A. D. Fraser, and S. Ushio.
  Change and variability in East Antarctic sea ice seasonality, 1979/80--2009/10.
  PloS one, 8, e64756.
• Shadwick, E.H., S. R. Rintoul, B. Tilbrook, G. D. Williams, N. Young, A. D. Fraser, H. Marchant, J. Smith and T. Tamura.
  Glacier tongue calving reduced dense water formation and enhanced carbon uptake.
  Geophysical Research Letters, 40, 904-909.
• Nomura, D., M. A. Granskog, P. Assmy, D. Simizu and G. Hashida.
  Arctic and Antarctic sea ice acts as a sink for atmospheric CO2 during periods of snow melt and surface flooding.
  Journal of Geophysical Research-Oceans, 118, doi:10.1002/2013JC009048.
• Kusahara, K. and H. Hasumi.
  Modeling Antarctic ice shelf responses to future climate changes and impacts on the ocean.
  Journal of Geophysical Research, 118, 2454-2474, doi:10.1002/jgrc.20166.

2012

• Tamura, T., G. D. Williams, A. D. Fraser and K. I. Ohshima.
  Potential regime shift in decreased sea ice production after the Mertz Glacier calving.
  Nature Communications, 3:826, doi:10.1038/ncomms1820. [Open Access]
• Shimada, H., M. Sawada, I. Tanaka, H. Asami, and Y. Fukamachi.
  A method for predicting the occurrence of paralytic shellfish poisoning along the coast of Hokkaido in the Okhotsk Sea in summer.
  Fisheries Science, 78, 865-877.
• Lepparanta, M., A. Oikkonen, K. Shirasawa, and Y. Fukamachi
  A treatise on frequency spectrum of drift ice velocity.
  Cold Regions Science and Technology, 76-77, 83-91.
• Nakazawa, N., J. Ono, H. Yamaguchi, K. I. Ohshima, A. Kurokawa
  Numerical prediction of spilled oil behavior under sea ice conditions: Modification of the 2011 Model.
  Offshore Technology Conference, No. OTC23801, doi:10.4043/23801-MS.
• Shimada, K., S. Aoki, K. I. Ohshima, S. R. Rintoul.
  Influence of Ross Sea Bottom Water changes on the warming and freshening of the Antarctic Bottom Water in the Australian-Antarctic Basin.
  Ocean Science Discussion, 8, 419-432, doi:10.5194/os-8-419-2012.
• Nomura, D., D. Simizu, S. Chavanich, H. Shinagawa, M. Fukuchi.
  An artificial pool experiment in Antarctic sea ice: Effects of sea-ice melting on physical and biogeochemical components of pool water.
  Antarctic Science, 24(5), 536-544, doi:10.1017/S0954102012000284.
• Nomura, D., S. Koga, N. Kasamatsu, H. Shinagawa, D. Simizu, M. Wada, M. Fukuchi.
  Direct measurements of DMS flux from Antarctic fast sea ice to the atmosphere by a chamber technique.
  Journal of Geophysical Research, 117, C04011, doi:10.1029/2010JC006755.
• Nihashi, S., K. I. Ohshima, and N. Kimura.
  Creation of a heat and salt flux dataset associated with sea-ice production and melting in the Sea of Okhotsk.
  Journal of Climate, 25, 2261-2278, doi:10.1175/JCLI-D-11-00022.1.
• Nakayama, Y., K. I. Ohshima, and Y. Fukamachi.
  Enhancement of sea-ice drift due to the dynamical interaction between sea ice and a coastal ocean.
  Journal of Physical Oceanography, 42, 179-192.
• Petrich C., H. Eicken, J. Zhang, J. Krieger, Y. Fukamachi, and K. I. Ohshima.
  Coastal landfast sea ice decay and breakup in northern Alaska: Key processes and seasonal prediction.
  Journal of Geophysical Research, 117, C02003, doi:10.1029/2011JC007339.

2011

• Tamura, T. and K. I. Ohshima.
  Mapping of sea ice production in the Arctic coastal polynyas.
  Journal of Geophysical Research, 116, C07030, doi:10.1029/2010JC006586.
  (Research Spotlight: Highlighting exciting new research from AGU journals)
• Nomura, D., D. Simizu, H. Shinagawa, C. Oouchida, M. Fukuchi.
  Biogeochemical properties of water in surface ponds on Antarctic fast ice and relationship to underlying sea ice properties.
  Journal of Glaciology, 57, 848-856.
• Nomura, D., A. Ooki, D. Simizu, M. Fukuchi.
  Bromoform concentrations in slush-layer water in Antarctic fast ice.
  Antarctic Science, 23, 623-628.
• Matsumura, Y., and H. Hasumi.
  Dynamics of cross-isobath dense water transport induced by slope topography.
  Journal of Physical Oceanography, 41, 2402-2416.
• Nihashi, S., K. I. Ohshima, and H. Nakasato.
  Sea-ice retreat in the Sea of Okhotsk and the ice-ocean albedo feedback effect on it.
  Journal of Oceanography, 67, 551-562, doi:10.1007/s10872-011-0056-x.
• Tamura, T., K. I. Ohshima, S. Nihashi, and H. Hasumi.
  Estimation of surface heat/salt fluxes associated with sea ice growth/melt in the Southern Ocean.
  Scientific Online Letter on the Atmosphere, 7, 17-20, doi:10.2151/sola.2011-005.
• Fukamachi, Y., K. I. Ohshima, Y. Mukai, G. Mizuta, and M. Wakatsuchi.
  Sea-ice drift characteristics revealed by measurement of acoustic Doppler current profiler and ice-profiling sonar off Hokkaido in the Sea of Okhotsk.
  Annals of Glaciology, 57, 1-8.
• Toyota, T., S. Ono, K. Cho, and K. I. Ohshima.
  Retrieval of sea-ice thickness distribution in the Sea of Okhotsk from ALOS/PALSAR backscatter data.
  Annals of Glaciology, 57, 177-184.
• Nihashi, S., N. Ebuchi, Y. Fukamachi, and S. Takahashi.
  Characteristics of sea ice in the Okhotsk coastal polynyas revealed from satellites, ice-profiling sonar, and digital camera observations.
  Annals of Glaciology, 57, 133-139.
• Yamaguchi, H., K. I. Ohshima and N. Nakazawa.
  Numerical prediction of spilled oil behavior in the Sea of Okhotsk under sea ice conditions
  Offshore Technology Conference, No. OTC22123, doi:10.4043/22123-MS.

2010

• Fukamachi, Y., S. R. Rintoul, J. A. Church, S. Aoki, S. Sokolov, M. A. Rosenberg, and M. Wakatsuchi.
  Strong export of Antarctic Bottom Water east of the Kerguelen plateau.
  Nature Geoscience, 3, 327-331.
• Nakanowatari, T., K. I. Ohshima, and S. Nagai.
  What determines the maximum sea ice extent in the Sea of Okhotsk?: Importance of ocean thermal condition from the Pacific.
  Journal of Geophysical Research, 155, C12031, doi:10.1029/2009JC006070.
• Kawaguchi, Y., S. Nihashi, H. Mitsudera, and K. I. Ohshima.
  Formation mechanism of huge coastal polynyas and its application to Okhotsk Northwestern Polynya.
  Journal of Physical Oceanography, 40(11), 2451-2465.
• Fukamachi, Y., K. I. Ohshima, N. Ebuchi, T. Bando, K. Ono, and M. Sano.
  Volume transport in the Soya Strait during 2006-2008.
  Journal of Oceanography, 66(5), 685-696.
• Ohshima, K. I., T. Nakanowatari, S. Riser, and M. Wakatsuchi.
  Seasonal variation in the in- and outflow of the Okhotsk Sea with the North Pacific.
  Deep-Sea Research II, 57, doi:10.1016/j.dsr2.2009.12.012, 1247-1256.
• Ono, J. and K. I. Ohshima.
  Numerical model studies on generation and dissipation of the diurnal coastal-trapped waves over the Sakhalin shelf in the Sea of Okhotsk.
  Continental Shelf Research, 30, doi:10.1016/j.csr.2009.06.006, 588-597.
• 中野渡拓也・三寺史夫・本井達夫・ 大島 慶一郎・石川一郎.
  渦解像海洋大循環モデルで再現される北太平洋中層水の50年規模の低塩化.
  海と空, 85, 141-150.

2009

• Nihashi, S., K. I. Ohshima, T. Tamura, Y. Fukamachi, and S. Saitoh.
  Thickness and production of sea ice in the Okhotsk Sea coastal polynyas from AMSR-E.
  Journal of Geophysical Research, 114, C10025, doi:10.1029/2008JC005222.
• Ishida, K. and K. I. Ohshima.
  Ice-band characteristics of the Antarctic seasonal ice zone observed using MOS MESSR images.
  Atmosphere-Ocean, 47, doi:10.3137/OC300.2009, 169-183.
• Fukamachi, Y., K. Shirasawa, A. M. Polomoshnov, K. I. Ohshima, E. Kalinin, S. Nihashi, H. Melling, G. Mizuta, and M. Wakatsuchi.
  Direct observations of sea-ice thickness and brine rejection off Sakhalin in the Sea of Okhotsk.
  Continental Shelf Research, 30(12), 3171-3189.
• Toyota, T., K. Nakamura, S. Uto, K. I. Ohshima, and N. Ebuchi.
  Retrieval of sea ice thickness distribution in the seasonal ice zone from air-borne L-band SAR.
  International Journal of Remote Sensing, 30(12), 3171-3189.
• Kusahara, K. and K. I. Ohshima.
  Dynamics of the wind-driven sea level variation around Antarctica.
  Journal of Physical Oceanography, 39, 658-674.
• Ebuchi, N., Y. Fukamachi, K. I. Ohshima, and M. Wakatsuchi.
  Subinertial and seasonal variations in the Soya Warm Current revealed by HF ocean radars, coastal tide gauges, and bottom-mounted ADCP.
  Journal of Oceanography, 65, 31-43.

2008

• Aoki, S., N. Fujii, S. Ushio, Y. Yoshikawa, S. Watanabe, G. Mizuta, Y. Fukamachi, and M. Wakatsuchi.
  Deep western boundary current and southern frontal systems of the Antarctic Circumpolar Current southeast of the Kerguelen Plateau.
  Journal of Geophysical Research, 113, C08038, doi:10.1029/2007JC004627.
• Hiwatari, T., K. Shirasawa, Y. Fukamachi, R. Nagata, T. Koizumi, H. Koshikawa, and K. Kohata.
  Material flux under seasonal sea ice at an offshore site along the Okhotsk coast of Hokkaido, Japan.
  Polar Science, 2, 41-54.
• Tamura, T., K. I. Ohshima, and S. Nihashi.
  Mapping of sea ice production for Antarctic coastal polynyas.
  Geophysical Research Letters, 35, L07606, doi:10.1029/2007GL032903.
• Nihashi, S. and K. I. Ohshima.
  Bulk heat transfer coefficient in the ice-upper ocean system in the ice melt season derived from concentration-temperature relationship.
  Journal of Geophysical Research, 113, C06008, doi:10.1029/2007JC004127.
• Fukamachi, Y., I. Tanaka, K. I. Ohshima, N. Ebuchi, G. Mizuta, H. Yoshida, S. Takayanagi, and M. Wakatsuchi.
  Voume transport of the Soya Warm Current revealed by bottom-mounted ADCP and ocean-radar measurement.
  Journal of Oceanography, 64(3), 385-392.
• Ono, J., K. I. Ohshima, G. Mizuta, Y. Fukamachi, and M. Wakatsuchi.
  Diurnal coastal-trapped waves on the eastern shelf of Sakhalin in the Sea of Okhotsk and their modification by sea ice.
  Continental Shelf Research, 28, 697-709.
• Ohshima, K. I. and D. Simizu.
  Particle tracking experiments on a model of the Okhotsk Sea: toward oil spill simulation.
  Journal of Oceanography, 64, 103-114.
• 大島慶一郎・ 小野純・清水大輔.
  オホーツク海における漂流物の粒子追跡モデル実験.
  沿岸海洋研究, 45, 115-124.

2007

• Tamura, T., K. I. Ohshima, T. Markus, D. J. Cavalieri, S. Nihashi, and N. Hirasawa.
  Estimation of thin ice thickness and detection of fast ice from SSM/I data in the Antarctic Ocean.
  Journal of Atmospheric and Oceanic Technology, 24, 1757-1772.
• Nakanowatari T., K. I. Ohshima, and M. Wakatsuchi.
  Warming and oxygen decrease of intermediate water in the northwestern North Pacific, originating from the Sea of Okhotsk, 1955-2004.
  Geophysical Research Letters, 34, L04602, doi:10.1029/2006GL028243.
• Toyota, T., S. Takatsuji, K. Tateyama, K. Naoki, and K. I. Ohshima.
  Properties of sea ice and overlying snow in the southern Sea of Okhotsk.
  Journal of Oceanography, 63, 393-411.
• Ono, K., K. I. Ohshima, T. Kono, M. Itoh, K. Katsumata, Y. N. Volkov, and M. Wakatsuchi.
  Water mass exchange and diapycnal mixing at Bussol' Strait revealed by water mass properties.
  Journal of Oceanography, 63,281-291.

2006

• Tamura, T., K. I. Ohshima, H. Enomoto, K. Tateyama, A. Muto, S. Ushio, and R. A. Massom.
  Estimation of thin sea-ice thickness from NOAA AVHRR data in a polynya off the Wilkes Land coast, East Antarctica.
  Annals of Glaciology, 44, 269-274.
• Ohshima, K. I., S. Nihashi, E. Hashiya, and T. Watanabe.
  Interannual variability of sea ice area in the Sea of Okhotsk: Importance of surface heat flux in fall.
  J. Meteor. Soc. Japan, 84, 907-919.
• Fukamachi, Y, G. Mizuta, K. I. Ohshima, T. Toyota, N. Kimura, and M. Wakatsuchi.
  Sea-ice thickness in the southwestern Sea of Okhotsk revealed by a moored ice-profiling sonar.
  Journal of Geophysical Research , 111, C09018, doi:10.1029/2005JC003327.
• Ono, J., K. I. Ohshima, G. Mizuta, Y. Fukamachi, and M. Wakatsuchi.
  Amplification of diurnal tides over Kashevarov Bank in the Sea of Okhotsk and its impact on water mixing and sea ice.
  Deep-Sea Research I, 53(3), 409-424.
• Ebuchi, N., Y. Fukamachi, K. I. Ohshima, K. Shirasawa, M. Ishikawa, T. Takatsuka, T. Daibo and M. Wakatsuchi.
  Observation of the Soya Warm Current using HF Ocean Radar.
  Journal of Oceanography, 62(1), 47-61.

2005

• Shimada, Y., A. Kubokawa, and K. I. Ohshima.
  The influence of current width variation on the annual mean transport of the East Sakhalin Current: A simple model.
  Journal of Oceanography, 61, 913-920.
• Mizuta, G., K. I. Ohshima, Y. Fukamachi, and M. Wakatsuchi.
  The variability of the East Sakhalin Current induced by winds over the continental shelf and slope.
  Journal of Marine Research, 63(6), 1017-1039.
• Ohshima, K. I., M. Wakatsuchi, and S. Saitoh.
  Velocity field of the Oyashio region observed with the satellite-tracked surface drifters during 1999-2000.
  Journal of Oceanography, 61, 845-855.
• Ohshima, K. I., S. Riser, and M. Wakatsuchi.
  Mixed layer evolution in the Sea of Okhotsk observed with profiling floats and its relation to sea ice formation.
  Geophysical Research Letters, 32, doi:10.1029/2004GL021823.
• Ohshima, K. I. and S. Nihashi.
  A simplified ice-ocean coupled model for the Antarctic ice melt season.
  Journal of Physical Oceanography, 35, 188-201.
• Ohshima, K. I., Y. Fukamachi, T. Mutoh, and M. Wakatsuchi.
  A generation mechanism for mesoscale eddies in the Kuril Basin of the Okhotsk Sea : baroclinic instability caused by enhanced tidal mixing.
  Journal of Oceanography, 61, 247-260.
• Nihashi, S., K. I. Ohshima, M. O. Jeffries, and T. Kawamura.
  Sea-ice melting processes inferred from ice-upper ocean relationships in the Ross Sea, Antarctica.
  Journal of Geophysical Research, 110, C02002, doi:10.1029/2003JC002235.

2004

• Yoshida, O., H. Y. Inoue, S. Watanabe, S. Noriki and M. Wakatsuchi.
  Methane in the western part of the Sea of Okhotsk in 1998-2000.
  Journal of Geophysical Research,109, doi: 10.1029/2003JC1910.
• Yamamoto, K. M., S. Watanabe, S. Tsunogai and M. Wakatsuchi.
  Chlorofluorocarbons in the Sea of Okhotsk: ventilation of intermediate water.
  Journal of Geophysical Research,109, doi: 10.1029/2003JC1919.
• Nakatsuka, T., M. Toda, K. Kawamura and M. Wakatsuchi.
  Dissolved and particulate organic carbon in the Sea of Okhotsk: their transport from continental shelf to ocean interior.
  Journal of Geophysical Research, 109, doi: 10.1029/2003JC001909.
• Nakatsuka, T., T. Fujimine, C. Yoshikawa, S. Noriki, K. Kawamura, Y. Fukamachi, G. Mizuta and M. Wakatsuchi.
  Biogenic and lithogenic particle fluxes in the western region of the Sea of Okhotsk: implications for lateral material transport and biological productivity.
  Journal of Geophysical Research, 109, doi: 10.1029/2003JC001908.
• Ohshima, K. I., D. Simizu, M. Itoh, G. Mizuta, Y. Fukamachi, S. C. Riser, and M. Wakatsuchi.
  Sverdrup balance and cyclonic gyre in the Sea of Okhotsk.
  Journal of Physical Oceanography, 34, 513-525.
• Ohshima, K. I., and S. Martin.
  Introduction to special section: Oceanography of the Okhotsk Sea.
  Journal of Geophysical Research, 109, C09S01, doi:10.1029/2004JC002604.
• Katsumata, K., K. I. Ohshima, T. Kono, M. Itoh, I. Yasuda and M. Wakatsuchi.
  Water exchange and tidal current through the Bussol Strait revealed by direct current measurements.
  Journal of Geophysical Research, 109, C09S06, doi: 10.1029/2003JC001864
• Fukamachi, Y., G. Mizuta, K. I. Ohshima, L. D. Talley, S. C. Riser, and M. Wakatsuchi.
  Transport and modification processes of dense shelf water revealed by long-term mooring data off Sakhalin in the Sea of Okhotsk.
  Journal of Geophysical Research, 109, C09S10, doi: 10.1029/2003JC001906.
• Watanabe, T., M. Ikeda and M. Wakatsuchi.
  Thermohaline effects of the seasonal sea ice cover in the Sea of Okhotsk.
  Journal of Geophysical Research, 109, doi: 10.1029/2003JC001905.
• Kimura, N. and M. Wakatsuchi.
  Increase and decrease of sea ice area in the Sea of Okhotsk; Ice production in coastal polynyas and dynamical thickening in convergence zones.
  Journal of Geophysical Research, 109, doi:10.1029/2003JC001901.
• Seki, O., M. Ikehara, K. Kawamura, T. Nakatsuka, H. Narita, T. Sakamoto, K. Ohnishi and M. Wakatsuchi.
  Reconstruction of plaeoproductivity in the Sea of Okhotsk over the last 30 kyrs.
  Paleoceanography, 19, PA1016, doi:10.1029/2002PA000808.
• Toyota, T., T. Kawamura, K. I. Ohshima, H. Shimoda and M. Wakatsuchi.
  Thickness distribution, texture and stratigraphy, and a simple probabilistic model for dynamical thickening of sea ice in the southern Sea of Okhotsk.
  Journal of Geophysical Research, 109, C6,C06001, doi:10.1029/2003JC002090.
• Mizuta, G, K. I. Ohshima, Y. Fukamachi, M. Itoh and M. Wakatsuchi.
  Winter mixed layer and its yearly variability under sea ice in the southwestern part of the Sea of Okhotsk.
  Continental Shelf Research, Vol. 24, 643-657.

2003

• Mizuta G., Y. Fukamachi, K. I. Ohshima, and M. Wakatsuchi.
  Structure and seasonal variability of the East Sakhalin Current.
  Journal of Physical Oceanography, 33, 2430-2445.
• Seki, O., K. Kawamura, T. Nakatsuka, K. Ohnishi, M. Ikehara and M. Wakatsuchi.
  Sediment core profiles of long-chain n-alkanes in the Sea of Okhotsk: Enhanced transport of terrestrial materials in the last deglaciation to the early Holocene.
  Geophysical Research Letters, 30, doi:10.1029/2001GL014464.
• Ohshima, K. I., T. Watanabe and S. Nihashi.
  Surface heat budget of the Sea of Okhotsk during 1987-2001 and the role of sea ice on it
  Journal of Meteorological Society of Japan, 81, 683-677.
• Itoh, M., K. I. Ohshima and M. Wakatsuchi.
  Distribution and formation of Okhotsk Sea Intermediate Water.
  Journal of Geophysical Research, 108,(C8), 3258, doi:10.1029/2002JC001590.
• Gladyshev, S., L. Talley, G. Khen and M. Wakatsuchi.
  Distribution, formation and seasonal variability of the Okhotsk Sea Intermediate Water.
  Journal of Geophysical Research, 108(C6), 3186, doi:10.1029/2001JC000877.
• Fukamachi, Y., G. Mizuta, K. I. Ohshima, and M. Wakatsuchi.
  Variability of sea-ice draft off Hokkaido in the Sea of Okhotsk revealed by a moored ice-profiling sonar in winter of 1999.
  Geophysical Research Letters, 30, doi:10.1029/2002GL016197.
• Okazaki, Y., K. Takahashi, H. Yoshitani, T. Nakatsuka, M. Ikehara, and M. Wakatsuchi.
  Radiolarians under the seasonally sea-ice covered conditions in the Okhotsk Sea: flux and their implications for paleoceanography.
  Marine Micropaleontol, 49(3), 195-230.

2002

• Ohshima, K. I., M. Wakatsuchi, Y. Fukamachi, and G. Mizuta.
  Near-surface circulation and tidal currents of the Okhotsk Sea observed with the satellite-tracked drifters.
  Journal of Geophysical Research, 107(C11), 3195-3210.
• Matsuoka, T., S. Uratsuka, M., Satake, A., Nadai, T., Umehara, H., Maeno, H., Wakabayashi, F., Nishio and Y. Fukamachi.
  Deriving sea ice thickness and ice types in the Sea of Okhotsk using dual-freaquency airborne SAR(Pi-SAR) data.
  Annals of Glaciology, 34, 429-434.
• Narita, H., M. Sato, S. Tsunogai, M. Murayama, M. Ikehara, T. Nakatsuka, M. Wakatsuchi, N. Harada, and Y. Ujiie.
  Biogenic opal indicating less productive northwestern North Pacific during the glacial ages.
  Geophysical Research Letters, 29(15), 22.1-22.4. 1029/2001GL014320.
• Yamamoto, M., S. Watanabe, S. Tsunogai and M. Wakatsuchi.
  Effects of sea ice formation and diapycnal mixing on the Okhotsk Sea Intermediate Water clarified with oxygen isotopes.
  Deep-Sea Research,,49, 1165-1174.
• Nakatsuka, T., C. Yoshikawa, M. Toda, K. Kawamura and M. Wakatsuchi.
  An extremely turbid intermediate water in the Sea of Okhotsk: Implication for the transport of particulate organic matter in a seasonally ice-bound sea.
  Geophysical Research Letters, 29, 10-13.
• Simizu, D. and K. I. Ohshima.
  Barotropic response of the Sea of Okhotsk to wind forcing.
  Journal of Oceanography, 58, 851-860.
• Toyota, T., K. Baba, E. Hashiya, and K. I. Ohshima.
  In-situ ice and meteorological observations in the southern Sea of Okhotsk in 2001 winter : ice structure, snow on ice, surface temperature, and optical environments,
  Porlar Meteorol. Glaciol., 16, 116-132.

2001

• Kimura, N. and M. Wakatsuchi.
  Mechanisms for the variation of sea-ice extent in the Northern Hemisphere.
  Journal of Geophysical Research, 106(C12), 31319-31332.
• Aramaki, T., S. Watanabe, T. Kuji and M. Wakatsuchi.
  The Okhotsk-Pacific seawater exchange in the viewpoint of vertical profiles of radiocarbon around the Bussol' Strait.
  Geophysical Research Letters, 28, 3971-3974.
• Baba, K. and M. Wakatsuchi.
  Eastward propagation of the intraseasonal variability of sea ice concentration and the atmospheric field in the marginal ice zone in the Antarctic.
  Geophysical Research Letters, 28, 3669-3672.
• Ohshima K. I., G. Mizuta, M. Itoh, Y. Fukamachi, T. Watanabe, Y. Nabae, K. Suehiro, and M. Wakatsuchi.
  Winter oceanographic conditions in the southwestern part of the Okhotsk Sea and their relation to sea ice.
  Journal of Oceanography., 57, 451-460.
• Toyota, T. and M. Wakatsuchi.
  Characteristic of the surface heat budget during the ice growth season in the southern Sea of Okhotsk.
  Annals Glaciology, 33, 230-236.
• Ninashi S. and K. I. Ohshima.
  Relationship between the sea ice cover in the retreat and advance season in the Antarctic Ocean.
  Geophysical Research Letters, 28, 3677-3680.
• Ninashi S. and K. I. Ohshima.
  Relationship between ice decay and solar heating through open water in the Antarctic sea-ice zone.
  Journal of Geophysical Research, 106, 16767-16782.
• Kawamura, T., Shirasawa, K., Ishikawa, N., Lindfors, A., Rasmus, K., Granskig, Ehn, J.,Leppäranta, M., Martma, T. and Vaikmae, R.
  Time series observations of the structure and properties of brackish ice in the Gulf of Finland, the Baltic Sea.
  Annals of Glaciology, 33, 1-4.
• Kawamura, T., Shirasawa, K. and Kobinata, K.
  Physical properties and isotopic characterristic of landfast sea ice around the North Water (NOW) Polynya.
  Atmosphere-Ocean, 39(3), 173-182.
• Fushimi, H., Kawamura, T., Iida, H., Ochiai, M., Nakajima, T. and Azuma, Y.
  Internal distribution of acid material within snow crystals.
  Water, Air and Solid Pollution, 130, 1909-1914.

2000

• Toyota, T., T. Kawamura and M. Wakatsuchi.
  Heat budget in the ice cover of the southern Okhotsk Sea derived from in-situ observations.
  Journal of Meteorological Society of Japan, 78, 585-569.
• Kimura, N. and M. Wakatsuchi.
  Relationship between sea-ice motion and geostrophic wind in the Northern Hemisphere.
  Geophysical Research Letters, 27, 3735-3738.
• Ukita, J., T. Kawamura, N. Tanaka, T. Toyota and M. Wakatsuchi.
  Physical and stable isotopic properties and growth processes of sea ice collected in the southern Sea of Okhotsk,
  Journal of Geophysical Research, 105(C9), 22, 083-22, 093.
• Fukamachi, Y., M. Wakatsuchi, K. Taira, S. Kitagawa, S.Ushio, A. Takahashi, K. Oikawa, T. Furukawa, H. Yoritaka, M. Fukuchi and T. Yamanouchi.
  Seasonal variability of bottom-water properties off Adelie Land, Antarctica.
  Journal of Geophysical Research, 105(C3), 6531-6540.
• Ohshima, K. I..
  Effect of landfast sea ice o coastal currents driven by the wind.
  Journal of Geophysical Research, 105, 17, 133-17, 141.
• Ohshima, K. I., T. Kawamura, T. Takizawa, S. Ushio, and T. Miyakawa.
  Current variability under landfast sea ice in Lutzow-Holm Bay, Antarctica.
  Journal of Geophysical Research, 105, 17, 121-17, 132.
• Itoh, M. and K. I. Ohshima.
  Seasonal variations of water masses and sea level in the southwestern part of the Okhotsk Sea.
  Journal of Oceanography, 56, 643-654.
• Inoue, J., M. Kawashima, K. I. Ohshima, Y.Fujiyoshi, and K. Maruyama.
  Wild fields over Funka Bay and their effect on water circulation in the bay.
  Journal of Oceanography, 56, 507-515.
• Falk-Petersen, S., Hop, H., Budgell, W. P., Hegseth, E. N., Korsnes, R., Loyning, T. B., Orbaek, J. B., Kawamura, T. and K. Shirasawa.
  Physical and ecological processes in the Marginal Ice Zone of the northern Barents Sea during the summer melt period.
  Journal of Marine Systems, 27, 131-159.
• Chiba, S., T. Hirawake, S. Ushio, N. Horimoto, R. Satoh, Y. Nakajima, T. Ishimaru, and Y. Yamaguchi.
  An overview of the biological/oceanographic survey by the RTV Umitaka-Maru III off Adelie Land, Antarctica in January-February 1996.
  Deep-Sea Research II, 47, 2589-2613.

1999

• Kikuchi, T., M. Wakatsuchi and M. Ikeda.
  A numerical investigation of the transport process of dense shelf water from a continental shelf to a slope.
  Journal of Geophysical Research, 104(C1), 1197-1210.
• Toyota, T., J. Ukita, K. I. Ohshima, M. Wakatsuchi and K. Muramoto.
  A measurement of sea ice albedo over the southwestern Okhotsk Sea.
  Journal of Meteorological Society of Japan, 77, 117-133.
• Kimura N. and M. Wakatsuchi.
  Processes controlling the advance and retreat of sea ice in the Sea of Okhotsk.
  Journal of Geophysical Research, 104(C5), 11137-11150.
• Ushio, S., T. Takizawa, K. I. Ohshima, and T. Kawamura.
  Ice production and deep-water entrainment in shelf break polynya off Enderby Land, Antarctica.
  Journal of Geophysical Research, 104(C12), 29, 771-29, 780.
• Ishida, K., K. I. Ohshima, T. Yamanouchi, and H. Kanzawa.
  MOS-1/1b MESSR observation of the Antarctic sea ice : ice bands and ice streamers.
  Journal of Oceanography, 55, 417-426.

1998

• Ohshima, K. I., K. Yoshida, M. Wakatsuchi, T. Endoh, and M. Fukuchi.
  Relationship between the upper ocean and sea ice during the Antarctic melting season.
  Journal of Geophysical Research, 103, 7601-7616.
• Fukamachi, Y., K. I. Ohshima, and T. Ishikawa.
  Mesoscale ice features in the summer marginal ice zone off East Queen Maud Land observed in NOAA AVHRR imagery, in Antarctic Sea Ice, Physical Processes, Interactions and Variability.
  Antarctic Research Series, Vol. 74, edited by Martin O. Jeffries, American Geophysical Union, 317-325.
• Watanabe, T. and M. Wakatsuchi.
  Formation of 26.8-26.9 σθ water in the Kuril Basin of the Sea of Okhotsk as a possible origin of North Pacific Intermediate Water.
  Journal of Geophysical Research, 103(C2), 2849-2865.

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