Publication List

Reviewed Papers

42. Kawaguchi, Y. , E. Masunaga, T. Ouchi, T. KItamura, E. Y. Son, "Eddy-covariance measurements of turbulent fluxes across the oxygen-depleted benthic layer in a shallow stratified lake", Limnology, accepted, doi: 10.1007/s10201-024-00763-8, 2024.


41. Kawaguchi, Y. , M. Hoppmann, K. Shirasawa, B. Rabe, I. Kuznhetov, "Dependency of the drag coefficient on boundary layer stability beneath drifting sea ice in the central Arctic Ocean", Scientific Reports, 14, 15446, doi: 10.1038/s41598-024-66124-8, 2024.


40. Nomura, D., Kawaguchi, Y. et al., "Multidisciplinary research for sea ice in Saroma-ko Lagoon, Hokkaido, Japan 2023", Bull. Glac. Res., 42, 19-37, doi: 10.5331/bgr.24R01, 2024.


39. Kawaguchi, Y., I. Yabe, T. Senjyu, A. Sakai, "Amplification of typhoon-generated near-inertial internal waves observed near the Tsushima oceanic front in the Sea of Japan", Scientific Reports, 13, 8387, doi:10.1038/s41598-023-33813-9, 2023.


38. Nomura, D., Y. Kawaguchi, A. Webb, Y. Li, K. Schmidt, E. S. Droste, E. J. Chamberlain, et al., "Meltwater layer dynamics of a central Arctic lead: Effects of lead width variation and re-freezing and mixing events during late summer", https://doi.org/10.1525/elementa.2022.00102, Elementa Science Anthropocene, 2023.


37. Fang, Y. C., M. Janout, Y. Kawaguchi and H. Statscewich, "Baroclinic semidiurnal tides on the Northeastern Chukchi Sea Shelf with Implications for Physical-biological Coupling", J. Geophys. Res., 127(11), e2021JC018232, https://doi.org/10.1029/2021JC018232, 2022.


36. Son, E.Y., Kawaguchi, Y. , S. Cole, J. Toole, H. K. Ha, "Assessment of turbulent mixing associated with eddy-wave coupling based on autonomous observations from the Arctic Canada Basin", J. Geophys. Res., 127(9), e2022JC018489, https://doi.org/10.1029/2022JC018489, 2022.


35. Kawaguchi, Y. and 10 coauthors, "Turbulent mixing during late summer in the ice-ocean boundary layer in the central Arctic Ocean", J. Geophys. Res., 127(8), e2021JC017975, https://doi.org/10.1029/2021JC017975?af=R, 2022.


34. Rabe, B., Kawaguchi, Y. and 25 coauthors, "Overview of the MOSAiC expedition: Physical oceanography", Elem. Sci. Anth., 10, 1, https://doi.org/ 10.1525/elementa.2021.00062, 2022.


33. Nomura, D., Kawaguchi, Y. and 23 coauthors, "Atmosphere-sea ice-ocean interaction in Saroma-ko Lagoon, Hokkaido, Japan 2021", Bull. Glac. Res., 40, 1-17, https://doi.org/ 10.5331/bgr.21R02, 2022.


32. Toyoda, T., Y. Kawaguchi and 8 coauthors, "Optimization of dynamic parameters of sea ice models based on satellite-derived sea ice velocity field", Climate Dynamics, (), 1-25, https://doi.org/10.1007/s00382-021-05843-4, 2021.


31. Yabe, I., Kawaguchi, Y., T. Wagawa and S. Fujio, "Anatomical study of Tsushima Warm Current: Determination of principal pathways and its variation", Progress in Oceanogr., 194(2021), 102590, https://doi.org/10.1016/j.pocean.2021.102590, 2021.


30. Kawaguchi, Y. and 6 coauthors, "Mesoscale-dependent internal waves and microscale turbulence in the Tsushima Warm Current", J. Oceanogr., https://doi.org/10.1007/s10872-020-00583-1, 2021.


29. Kawaguchi, Y. and 8 coauthors, "Cold water upwelling near the Anadyr Strait: Observations and Simulations", J. Geophys. Res., 125, e2020JC016238, https://doi.org/10.1029/2020JC016238, 2020.


28. Nomura, D., Y. Kawaguchi, and 16 coauthors, "Saroma-ko Lagoon Observations for sea ice Physico-chemistry and Ecosystems 2019 (SLOPE2019) ”, Bull. Glacio. Res., 38 (2020), 1-12, 1, 10.5331/bgr.19R02, 2020.


27. Kawaguchi, Y., T. Wagawa, Y. Igeta, "Near-inertial internal waves and multiple-inertial oscillations trapped by negative vorticity anomaly in the central Sea of Japan”, Prog. Oceanogr., 181 (2020), 102240, https://doi.org/10.1016/j.pocean.2019.102240, 2020.


26. Bui, O. T. M., S. Kameyama, Y. Kawaguchi, S. Nishino, "Influence of warm-core eddy on dissolved methane distribution in the southwestern Canada Basin during late summer/early fall 2015”, Polar Science, 22 (2019), 100481, https://doi.org/10.1016/j.polar.2019.100481, 2019.


25. Nishino, S., Y. Kawaguchi, J. Inoue, M. Kawai, N. Harada, T. Kikuchi, "Do strong winds impact water mass and nutrient and phytoplankton distributions in the ice-free Canada Basin in the fall? A Eulerian approach to detecting their temporal changes”, J. Geophys. Res., 125, 22019JC015428, 2019.


24. Wagawa, T., Y. Kawaguchi, Y. Igeta, N. Honda, T. Okunishi, I. Yabe, "Observations of oceanic fronts and water-mass properties in the central Japan Sea: Repeated surveys from a glider”, J. Marine System, 201(2020), 103242, https://doi.org/10.1016/j.jmarsys.2019.103242, 2019.


23. Kimura, S., J. Onodera, M. Itoh, T. Kikuchi, S. Nishino, Y. Kawaguchi, E. Watanabe, N. Harada, "The warming of the Chukchi slope through the Barrow Canyon outflow in the 2016-2017 winter", J. Geophysical Research, 124, https://doi.org/10.1029/2019JC015093, 2019.


22. Kawaguchi, Y., M. Itoh, Y. Fukamachi, E. Moriya, J. Onodera, T. Kikuchi, N. Harada, "Year-round observations of sea-ice drift and near-inertial internal waves in the Northwind Abyssal Plain, Arctic Ocean", Polar Science, 21(2019), 212-223, https://doi.org/10.1016/j.polar.2019.01.004, 2019.


21. Nishino, S., Y. Kawaguchi, A, Fujiwara, T. Shiozaki, N, Harada, T. Kikuchi, “Biogeochemical Anatomy of a Cyclonic Warm-Core Eddy in the Arctic Ocean”, Geophysical Research Letters, 45. https://doi.org/ 10.1029/2018GL079659, 2018.


20. Fujiwara, A., S. Nishino, K. Matsuno, J. Onodera, Y. Kawaguchi, T. Hirawarake, K. Suzuki, J. Inoue, T. Kikuchi, Changes in phytoplankton community structure during wind‐induced fall bloom on the central Chukchi shelf, Polar Biology, https://doi.org/10.1007/s00300-018-2284-7, 2018.


19. Uchimiya, M., C. Motegi, S. Nishino, Y. Kawaguchi, J. Inoue, H. Ogawa, and T. Nagata, “Coupled response of bacterial production to wind-induced autumnal phytoplankton bloom and sediment resuspension in the Chukchi Shelf, Western Arctic Ocean”, Front. Mar. Sci., 3, 231, doi: 10.3389/fmars.2016.00231, 2016.


18. Kawaguchi, Y., S. Nishino, J. Inoue, K. Maeno, H. Takeda, and K. Oshima,　"Enhanced diapycnal mixing due to near-inertial internal waves propagating through an Antarctic eddy in the ice-free Chukchi Plateau", J. Phys. Oceanogr., 46, 2457–2481, doi:10.1175/JPO-D-15-0150.1, 2016.


17. Vivier, F., J. K. Hutchings, Y. Kawaguchi, T. Kikuchi, J. H. Morison, A. Lourenco, and T. Noguchi, "Sea ice melt onset associated with lead opening during the spring/summer transition near the North Pole", J. Geophys. Res. Oceans, 121, doi:10.1002/ 2015JC011588., 2016.


16. Jin, M., J. K. Hutchings, Y. Kawaguchi, "Sensitivity study of subgrid scale ocean　mixing under sea ice using a two-column ocean grid in climate model CESM", Front. Earth. Sic., 9(4), 594–604, doi:10.1007/s1707-0114-0489-9, 2015.


15. Kawaguchi, Y., M. Steele, K. Colburn, N. Shigeto, and K. Oshima, "Upper Ocean Heat Observation using UpTempO buoys during RV Mirai Arctic cruise MR14-05", Jamstec Report of Research and Development, 21, 1–6, doi:10.5918/jamstecr.21.1, 2015.


14. Kawaguchi, Y., S. Nishino, J. Inoue, "Fixed-Point Observation of Mixed Layer Evolution in the Seasonally Ice-Free Chukchi Sea: Turbulence Mixing due to Gale Winds and Internal Gravity Waves", Journal of Physical Oceanography, 45, 836-853, DOI: 10.1175/JPO-D-14-0149.1, 2015.


13. Nishino, S., Y. Kawaguchi, et al., "Nutrient supply and biological response to wind-induced mixing, inertial motion, internal waves and currents in the northern Chukchi Sea", Journal of Geophy. Res., 120, doi:10.1002/2014JC010407, 2015.


12. Kawaguchi, Y.,T. Kikuchi, and R. Inoue, "Vertical heat transfer based on direct microstructure measurements in the ice-free Pacific-side Arctic Ocean: the role and impact of the Pacific water intrusion", Journal of Oceanography, 70, 4, pp. 343 - 353, doi:10.1007/s10872-014-0234-8, 2014.


11. Kawaguchi, Y., and S. Nishino, "An observational study of ocean currents and an eddy in the Arctic Ocean using drifting buoys with drogues at selected depth: trial experiments during R/V Mirai Arctic cruse in 2013", Jamstec Report of Research and Development, 18, pp. 29–39, 2014.


10. Itoh, M., S. Nishino, Y. Kawaguchi, T. Kikuchi, "Barrow Canyon volume, heat and fresh water fluxes revealed by long-term mooring observations between 2000 and 2008", Journal of Geophysical Research,118, pp.118436 - 1184379, 2013.


9. Kawaguchi, Y., M. Itoh, and S. Nishino, "A detailed survey of a large baroclinic eddy with extremely high temperature in the Western Canada Basin", Deep-Sea Research I, 66, 90-102, 2012.


8. Kawaguchi, Y., J. K. Hutchings, T. Kikuchi, J. H. Morison, and R. A. Krishfield, "Anomalous sea ice reduction in Eurasian Basin of the Arctic Ocean during summer 2010", Polar Science, doi:10.1016/j.polar.2011.11.003, 2012.


7. Jin, M., J. K. Hutchings, Y. Kawaguchi, and T. Kikuchi, "Assessing ocean mixing under heterogeneous sea ice cover and subgrid-scale brine rejection parameterization in climate models", J. Ocean. Univ. China., DOI 10.1007/s11802-012-2094, 2012.


6. Nishino, S., M. Itoh, Y. Kawaguchi, Takashi Kikuchi, and Michio Aoyama, "Impact of warm-core eddies on distributions of nutrients and phytoplankton in the Canada Basin", Geophysical Research Letter, 38, L16602, doi:10.1029/2011GL047885, 2011.


5. Kawaguchi, Y., T. Tamura, H. Mitsudera, S. Nishino, T. Kikuchi, and M. Itoh, "Numerical Study of Winter Water Formation in the Chukchi Sea: Roles of Coastal Polynyas", Journal of Geophysical Research-Oceans, 116, C07025, doi:10.1029/2010JC006606, 2011.


4. Nishino, S., T. Kikuchi, M. Yamamoto-Kawai, Y. Kawaguchi, T. Hirawake, and M. Itoh, "Enhancement/reduction of biological pump depends on ocean circulation in the sea-ice reduction regions of the Arctic Ocean", Journal of Oceanography, 67, p.305-314, DOI:10.1007/s10872-011-0030-7, 2011.


3. 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, No. 11, p.2451–2465, 2010.


2. Kawaguchi, Y. and H. Mitsudera, "Effects of alongshore wind on DSW formation beneath coastal polynyas: Application to the Sea of Okhotsk", Journal of Geophysical Research, 114, C10013, 2009.


1. Kawaguchi, Y. and H. Mitsudera, "Numerical study of ice-drift divergence by cyclonic wind with a Lagrangian ice model", TELLUS, 60A, p.789-802, 2008.

Publications under Review and/or Revision

1. Kawaguchi, Y., I. Yabe, "Near-inertial and double-inertial internal waves under influences of quasi-geostrophic disturbances in the Sea of Japan: Case study of Typhoon Tapah", to be submitted.

Non-Reviewed Publications

13. 川口悠介, 「海氷-海洋境界層における乱流混合と 熱塩バランスについて」, '環オホーツク圏の科学', 低温科学, 82, 57-68, https://doi.org/10.14943/lowtemsci.82.57, 2024.


12. 田村真紀夫, 川口悠介, 「北極海の海氷を探る」, 環境浄化技術誌, 22(3), pp.81-89, 2023.


11. Kawaguchi, Y. (as an expert opinion), An abrupt decline of thick sea ice in the Arctic Ocean (Sumata et al., 2023), Research Briefing, Nature, https://doi.org/10.1038/d41586-023-00317-5, 2023.


10. 乙坂重嘉, 小畑元, 川口悠介, 矢部いつか, 荒巻能史, 和川拓, 帰山秀樹, 井上睦美, 長尾誠也,「天然放射性核種で紐解く海洋性粒子の動態」, 月刊海洋, pp.106-113, 2023.


9. 千手智晴, 川口悠介, 「総論：日本海研究の最前線」, 月刊海洋, pp.339-342, 2021.


8. 川口悠介, 矢部いつか, 和川拓, 「日本海,対馬暖流フロント域での集中観測シリーズ「FATO」について」, 月刊海洋, pp.366-368, 2021.


7. 矢部いつか, 川口悠介, 和川拓, 藤尾伸三, 「対馬暖流の流路とその変動と流路抽出アルゴリズムの開発」, 月刊海洋, pp.339-342, 2021.


6. 和川拓, 川口悠介, 井桁庸介, 本多直人, 奥西武, 「水中グライダーによる対馬暖流の海洋物理構造の観測」, 月刊海洋, pp.380-385, 2021.


5. Kawaguchi, Y., S. Nishino, and M. Itoh, "Properties of extremely warm and large Arctic eddy", Gekkan Kaiyo, v.44, 10, pp.569 – 576 (in Japanese), 2012.


4. Kawaguchi, Y. and H. Mitsudera, "Effects of downwelling-favorable wind on DSW formation beneath coastal polynyas", Proceedings of The Sixth Workshop on Baltic Sea Ice Climate, Report Series in Geophysics, p.134-145, 2009.


3. Kawaguchi, Y., S. Nihashi, K. I. Ohshima, and H. Mitsudera, "Formation of extensive polynya opening of coastal polynya", the 24th international symposium on Okhotsk Sea & Sea Ice proceedings, p.33-36, 2009.


2. Kawaguchi, Y. and H. Mitsudera, "Numerical study of DSW formation and the transport processes in the Sea of Okhotsk", the 23rd international symposium on Okhotsk Sea & Sea Ice proceedings, p.23-26, 2008.


1. Kawaguchi, Y. and M. Ikeda, "Sea ice modelling and its application", Low Temperature Science, 65, p.131-137, 2007. (in Japanese)

Book

1. 川口悠介, "白いブラックボックス, 北極海から気候変動を探る",「東京大学の先生が教える海の研究」（茅根創・丹羽淑博　編著）, 成山堂書店, 2023年3月

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