研究者情報
研究活動情報
論文
- Chiho Sukigara; Taichi Yokokawa; Akiko Makabe; Kaho Mori; Yu Nakajima; Shinya Kouketsu; Eiji Tasumi; Masumi Hasegawa-Takano; Naoto F. Ishikawa; Chunqi Jiang; Siyu Jiang; Riku Miyase; Satoshi Nishino; Youta Sugai; Kento Tominaga; Hiroshi Uchida; Yu Yoshida; Susumu Yoshizawa; Shinsuke Kawagucci
Diel and daily changes of water mass structure and biogeochemical processes in early spring in the western subtropical North Pacific
Progress in Earth and Planetary Science, 2025年11月20日
12, 1 - Ryohei Yamaguchi; Shinya Kouketsu; Naohiro Kosugi; Masao Ishii
Global upper ocean dissolved oxygen budget for constraining the biological carbon pump
Communications Earth & Environment, 2024年12月16日
5, 1 - A. Murata; S. Kouketsu; K. Sasaoka; K. Arulananthan
Modulation of Surface Seawater CO2 System at 80°E: Impacts of the Positive IOD in 2019
Journal of Geophysical Research: Oceans, 2024年11月26日
129, 12 - Nozomi Sugiura; Shinya Kouketsu; Satoshi Osafune
Ocean data assimilation focusing on integral quantities characterizing observation profiles
Frontiers in Marine Science, 2024年09月30日
11 - M. Fujita; N. Sugiura; S. Kouketsu
Prediction of Atmospheric Profiles With Machine Learning Using the Signature Method
Geophysical Research Letters, 2024年03月20日
51, 6 - Jonathan Derot; Nozomi Sugiura; Sangyeob Kim; Shinya Kouketsu
Improved climate time series forecasts by machine learning and statistical models coupled with signature method: A case study with El Niño
Ecological Informatics, 2024年03月
79, 102437, 102437 - Yusuke Sasaki; Ichiro Yasuda; Katsuro Katsumata; Shinya Kouketsu; Hiroshi Uchida
Turbulence Across the Antarctic Circumpolar Current in the Indian Southern Ocean: Micro‐Temperature Measurements and Finescale Parameterizations
Journal of Geophysical Research: Oceans, 2024年02月
［査読有り］ - Tong Wang; Toshio Suga; Shinya Kouketsu
Spiciness anomalies in the upper North Pacific based on Argo observations
Frontiers in Marine Science, 2022年11月17日
9 - Satoshi Osafune; Shinya Kouketsu; Toshimasa Doi; Nozomi Sugiura; Shuhei Masuda
A global ocean state estimation using tidally induced vertical-mixing schemes
Ocean Modelling, 2022年11月 - Fuminori Hashihama; Shinya Kouketsu; Yoshiko Kondo; Yoshi N. Sasaki; Shusaku Sugimoto; Kazutaka Takahashi; Takeyoshi Nagai; Jun Nishioka; Hakase Hayashida; and Junya Hirai
Decadal vision in oceanography 2021: Mid-latitude ocean
Oceanography in Japan, 2021年11月15日
30, 5, 127, 154 - 橋濱史典; 纐纈慎也; 近藤能子; 佐々木克徳; 杉本周作; 高橋一生; 長井健容; 西岡純; 林田博士; 平井淳也
海洋学の10年展望2021：中緯度
海の研究, 2021年11月
30, 5, 131, 158
［査読有り］ - Daiki Ito; Toshio Suga; Shinya Kouketsu; Eitarou Oka; Yoshimi Kawai
Spatiotemporal evolution of submesoscale filaments at the periphery of an anticyclonic mesoscale eddy north of the Kuroshio Extension
Journal of Oceanography, 2021年10月
77, 5, 763, 780 - Shinya Kouketsu
Inverse estimation of diffusivity coefficients from salinity distributions on isopycnal surfaces using Argo float array data
Journal of Oceanography, 2021年08月19日
77, 4, 615, 630 - Yasutaka Goto; Ichiro Yasuda; Maki Nagasawa; Shinya Kouketsu; Toshiya Nakano
Estimation of Basin-scale turbulence distribution in the North Pacific Ocean using CTD-attached thermistor measurements
Scientific Reports, 2021年01月13日
11, 1 - S. Itoh; H. Kaneko; S. Kouketsu; T. Okunishi; E. Tsutsumi; H. Ogawa; I. Yasuda
Vertical eddy diffusivity in the subsurface pycnocline across the Pacific
Journal of Oceanography, 2021年 - Nozomi Sugiura; Shinya Kouketsu; Shuhei Masuda; Satoshi Osafune; Ichiro Yasuda
Estimating the population mean for a vertical profile of energy dissipation rate
Scientific Reports, 2020年12月
10, 1 - Eitarou Oka; Shinya Kouketsu; Daigo Yanagimoto; Daiki Ito; Yoshimi Kawai; Shusaku Sugimoto; Bo Qiu
Formation of Central Mode Water based on two zonal hydrographic sections in spring 2013 and 2016
Journal of Oceanography, 2020年10月
76, 5, 373, 388 - Shinya Kouketsu; Daisuke Sasano; Satoshi Osafune; Michio Aoyama
Relationships Among Decadal Changes in Nitrate and Salinity in the Eastern and Western North Pacific Ocean After 2000
Journal of Geophysical Research: Oceans, 2020年08月27日
125, 8
［査読有り］ - S. Osafune; S. Kouketsu; S. Masuda; N. Sugiura
Dynamical Ocean Response Controlling the Eastward Movement of a Heat Content Anomaly Caused by the 18.6‐Year Modulation of Localized Tidally Induced Mixing
Journal of Geophysical Research: Oceans, 2020年02月29日
125, 2
［査読有り］ - Shota Katsura; Hiromichi Ueno; Humio Mitsudera; Shinya Kouketsu
Spatial Distribution and Seasonality of Halocline Structures in the Subarctic North Pacific
JOURNAL OF PHYSICAL OCEANOGRAPHY, 2020年01月
50, 1, 95, 109
［査読有り］ - Daiki Ito; Shinya Kouketsu; Toshio Suga
Submesoscale Oceanography: Findings and approach through observation
Oceanography in Japan, 2019年12月25日
28, 4-5-6, 75, 95 - Bernadette M. Sloyan; Rik Wanninkhof; Martin Kramp; Gregory C. Johnson; Lynne D. Talley; Toste Tanhua; Elaine McDonagh; Caroline Cusack; Eleanor O'Rourke; Evin McGovern; Katsuro Katsumata; Steve Diggs; Julia Hummon; Masao Ishii; Kumiko Azetsu-Scott; Emmanuel Boss; Isabelle Ansorge; Fiz F. Perez; Herl{\'{e } } Mercier; Michael J; M. Williams; Leif Anderson; Jae Hak Lee; Akihiko Murata; Shinya Kouketsu; Emil Jeansson; Mario Hoppema; Edmo Campos
The Global Ocean Ship-Based Hydrographic Investigations Program (GO-SHIP): A Platform for Integrated Multidisciplinary Ocean Science
Frontiers in Marine Science, 2019年08月
6
［査読有り］ - B. R. Carter; R. A. Feely; R. Wanninkhof; S. Kouketsu; R. E. Sonnerup; P. C. Pardo; C. L. Sabine; G. C. Johnson; B. M. Sloyan; A. Murata; S. Mecking; B. Tilbrook; K. Speer; L. D. Talley; F. J. Millero; S. E. Wijffels; A. M. Macdonald; N. Gruber; J. L. Bullister
Pacific Anthropogenic Carbon Between 1991 and 2017
Global Biogeochemical Cycles, 2019年05月
［査読有り］ - Hitoshi Kaneko; Takeshi Okunishi; Takashi Seto; Hiroshi Kuroda; Sachihiko Itoh; Shinya Kouketsu; Daisuke Hasegawa
Dual effects of reversed winter–spring temperatures on year‐to‐year variation in the recruitment of chub mackerel ( Scomber japonicus )
Fisheries Oceanography, 2019年03月
28, 2, 212, 227
［査読有り］ - Yasunaka, S.; S. Kouketsu; P.G. Strutton; A.J. Sutton; A. Murata; S. Nakaoka; Y. Nojiri
Spatio-temporal variability of surface water pCO2 and nutrients in the tropical Pacific from 1981 to 2015
Deep Sea Res. Part II, 2019年
167-170, 104680
［査読有り］ - Nozomi Sugiura; Shinya Kouketsu; Shuhei Masuda; Satoshi Osafune; Ichiro Yasuda
Estimating vertically averaged energy dissipation rate
Nonlinear Processes in Geophysics Discussions, 2018年12月
1
［査読有り］ - Motoki Nagura; Shinya Kouketsu
Spiciness Anomalies in the Upper South Indian Ocean
Journal of Physical Oceanography, 2018年09月
48, 9, 2081, 2101
［査読有り］ - Shinya Kouketsu
Spatial Distribution of Diffusivity Coefficients and the Effects on Water Mass Modification in the North Pacific
Journal of Geophysical Research: Oceans, 2018年06月
123, 6, 4373, 4387
［査読有り］ - Eitarou Oka; Masao Ishii; Toshiya Nakano; Toshio Suga; Shinya Kouketsu; Masatoshi Miyamoto; Hideyuki Nakano; Bo Qiu; Shusaku Sugimoto; Yusuke Takatani
Fifty years of the 137°E repeat hydrographic section in the western North Pacific Ocean
Journal of Oceanography, 2018年04月01日
74, 2, 115, 145
［査読有り］ - Shinya Kouketsu; Satoshi Osafune; Yuichiro Kumamoto; Hiroshi Uchida
Eastward salinity anomaly propagation in the intermediate layer of the North Pacific
JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, 2017年02月
122, 2, 1590, 1607
［査読有り］ - Ryuichiro Inoue; Vincent Faure; Shinya Kouketsu
Float observations of an anticyclonic eddy off Hokkaido
JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, 2016年08月
121, 8, 6103, 6120
［査読有り］ - Ryuichiro Inoue; Shinya Kouketsu
Physical oceanographic conditions around the S1 mooring site
JOURNAL OF OCEANOGRAPHY, 2016年06月
72, 3, 453, 464
［査読有り］ - Shinya Kouketsu; Hitoshi Kaneko; Takeshi Okunishi; Kosei Sasaoka; Sachihiko Itoh; Ryuichiro Inoue; Hiromichi Ueno
Mesoscale eddy effects on temporal variability of surface chlorophyll a in the Kuroshio Extension
JOURNAL OF OCEANOGRAPHY, 2016年06月
72, 3, 439, 451
［査読有り］ - Ryuichiro Inoue; Toshio Suga; Shinya Kouketsu; Toshiyuki Kita; Shigeki Hosoda; Taiyo Kobayashi; Kanako Sato; Hiroyuki Nakajima; Takeshi Kawano
Western North Pacific Integrated Physical-Biogeochemical Ocean Observation Experiment (INBOX): Part 1. Specifications and chronology of the S1-INBOX floats
JOURNAL OF MARINE RESEARCH, 2016年03月
74, 2, 43, 69
［査読有り］ - Ryuichiro Inoue; Makio C. Honda; Tetsuichi Fujiki; Kazuhiko Matsumoto; Shinya Kouketsu; Toshio Suga; Toshiro Saino
Western North Pacific Integrated Physical-Biogeochemical Ocean Observation Experiment (INBOX): Part 2. Biogeochemical responses to eddies and typhoons revealed from the S1 mooring and shipboard measurements
JOURNAL OF MARINE RESEARCH, 2016年03月
74, 2, 71, 99
［査読有り］ - Shinya Kouketsu; Ryuichiro Inoue; Toshio Suga
Western North Pacific Integrated Physical-Biogeochemical Ocean Observation Experiment (INBOX): Part 3. Mesoscale variability of dissolved oxygen concentrations observed by multiple floats during S1-INBOX
JOURNAL OF MARINE RESEARCH, 2016年03月
74, 2, 101, 131
［査読有り］ - Toshimasa Doi; Satoshi Osafune; Nozomi Sugiura; Shinya Kouketsu; Akihiko Murata; Shuhei Masuda; Takahiro Toyoda
Multidecadal change in the dissolved inorganic carbon in a long-term ocean state estimation
JOURNAL OF ADVANCES IN MODELING EARTH SYSTEMS, 2015年12月
7, 4, 1885, 1900
［査読有り］ - Takahiro Toyoda; Nozomi Sugiura; Shuhei Masuda; Yuji Sasaki; Hiromichi Igarashi; Yoichi Ishikawa; Takaki Hatayama; Takeshi Kawano; Yoshimi Kawai; Shinya Kouketsu; Katsuro Katsumata; Hiroshi Uchida; Toshimasa Doi; Masao Fukasawa; Toshiyuki Awaji
An improved simulation of the deep Pacific Ocean using optimally estimated vertical diffusivity based on the Green's function method
GEOPHYSICAL RESEARCH LETTERS, 2015年11月
42, 22, 9916, 9924
［査読有り］ - Hitoshi Kaneko; Sachihiko Itoh; Shinya Kouketsu; Takeshi Okunishi; Shigeki Hosoda; Toshio Suga
Evolution and modulation of a poleward-propagating anticyclonic eddy along the Japan and Kuril-Kamchatka trenches
JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, 2015年06月
120, 6, 4418, 4440
［査読有り］ - Eitarou Oka; Kazuyuki Uehara; Toshiya Nakano; Toshio Suga; Daigo Yanagimoto; Shinya Kouketsu; Sachihiko Itoh; Shota Katsura; Lynne D. Talley
Synoptic observation of Central Mode Water in its formation region in spring 2003
JOURNAL OF OCEANOGRAPHY, 2014年12月
70, 6, 521, 534
［査読有り］ - Shinya Kouketsu; Akihiko M. Murata
Detecting decadal scale increases in anthropogenic CO2 in the ocean
GEOPHYSICAL RESEARCH LETTERS, 2014年07月
41, 13, 4594, 4600
［査読有り］ - Yuichiro Kumamoto; Michio Aoyama; Yasunori Hamajima; Tatsuo Aono; Shinya Kouketsu; Akihiko Murata; Takeshi Kawano
Southward spreading of the Fukushima-derived radiocesium across the Kuroshio Extension in the North Pacific
SCIENTIFIC REPORTS, 2014年03月
4
［査読有り］ - Shinya Kouketsu; Akihiko Murata; Toshimasa Doi
Decadal changes in dissolved inorganic carbon in the Pacific Ocean
GLOBAL BIOGEOCHEMICAL CYCLES, 2013年
27, 1, 65, 76
［査読有り］ - Eitarou Oka; Bo Qiu; Shinya Kouketsu; Kazuyuki Uehara; Toshio Suga
Decadal seesaw of the Central and Subtropical Mode Water formation associated with the Kuroshio Extension variability
JOURNAL OF OCEANOGRAPHY, 2012年04月
68, 2, 355, 360
［査読有り］ - Shinya Kouketsu; Hiroyuki Tomita; Eitarou Oka; Shigeki Hosoda; Taiyo Kobayashi; Kanako Sato
The role of meso-scale eddies in mixed layer deepening and mode water formation in the western North Pacific
JOURNAL OF OCEANOGRAPHY, 2012年02月
68, 1, 63, 77
［査読有り］ - Hiroyuki Tomita; Shinya Kouketsu; Eitarou Oka; Masahisa Kubota
Locally enhanced wintertime air-sea interaction and deep oceanic mixed layer formation associated with the subarctic front in the North Pacific
GEOPHYSICAL RESEARCH LETTERS, 2011年12月
38, 24, n/a
［査読有り］ - Shinya Kouketsu; Toshimasa Doi; Takeshi Kawano; Shuhei Masuda; Nozomi Sugiura; Yuji Sasaki; Takahiro Toyoda; Hiromichi Igarashi; Yoshimi Kawai; Katsuro Katsumata; Hiroshi Uchida; Masao Fukasawa; Toshiyuki Awaji
Deep ocean heat content changes estimated from observation and reanalysis product and their influence on sea level change
JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, 2011年03月
116, C3
［査読有り］ - Eitarou Oka; Shinya Kouketsu; Katsuya Toyama; Kazuyuki Uehara; Taiyo Kobayashi; Shigeki Hosoda; Toshio Suga
Formation and Subduction of Central Mode Water Based on Profiling Float Data, 2003–08
J. Phys. Oceanogr., 2011年01月
41, 1, 113, 129
［査読有り］ - Takeshi Kawano; Toshimasa Doi; Hiroshi Uchida; Shinya Kouketsu; Masao Fukasawa; Yoshimi Kawai; Katsuro Katsumata
Heat Content Change in the Pacific Ocean between the 1990s and 2000s
DEEP-SEA RESEARCH PART II-TOPICAL STUDIES IN OCEANOGRAPHY, 2010年07月
57, 13-14, 1141, 1151
［査読有り］ - Shinya Kouketsu; Masao Fukasawa; Daisuke Sasano; Yuichiro Kumamoto; Takeshi Kawano; Hiroshi Uchida; Toshimasa Doi
Changes in water properties around North Pacific intermediate water between the 1980s, 1990s and 2000s
DEEP-SEA RESEARCH PART II-TOPICAL STUDIES IN OCEANOGRAPHY, 2010年07月
57, 13-14, 1177, 1187
［査読有り］ - Shuhei Masuda; Toshiyuki Awaji; Nozomi Sugiura; John Philip Matthews; Takahiro Toyoda; Yoshimi Kawai; Toshimasa Doi; Shinya Kouketsu; Hiromichi Igarashi; Katsuro Katsumata; Hiroshi Uchida; Takeshi Kawano; Masao Fukasawa
Simulated Rapid Warming of Abyssal North Pacific Waters
SCIENCE, 2010年07月
329, 5989, 319, 322
［査読有り］ - T. Kawano; T. Doi; S. Kouketsu; H. Uchida; M. Fukasawa; K. Katsumata; Y. Kawai
Heat content and steric height change in the Pacific Ocean
OCEANS'10 IEEE Sydney, OCEANSSYD 2010, 2010年
［査読有り］ - Shinya Kouketsu; Masao Fukasawa; Ikuo Kaneko; Takeshi Kawano; Hiroshi Uchida; Toshimasa Doi; Michio Aoyama; Kiyoshi Murakami
Changes in water properties and transports along 24°N in the North Pacific between 1985 and 2005
J. Geophys. Res., 2009年01月
114, C1
［査読有り］ - Shinya Kouketsu; Ichiro Yasuda
Unstable frontal waves along the Kuroshio Extension with low-potential vorticity intermediate Oyashio water
JOURNAL OF PHYSICAL OCEANOGRAPHY, 2008年10月
38, 10, 2308, 2321
［査読有り］ - Shinya Kouketsu; Ichiro Yasuda; Yutaka Hiroe
Three-dimensional structure of frontal waves and associated salinity minimum formation along the Kuroshio Extension
JOURNAL OF PHYSICAL OCEANOGRAPHY, 2007年03月
37, 3, 644, 656
［査読有り］ - Shinya Kouketsu; Ikuo Kaneko; Takeshi Kawano; Hiroshi Uchida; Toshimasa Doi; Masao Fukasawa
Changes of North Pacific Intermediate Water properties in the subtropical gyre
GEOPHYSICAL RESEARCH LETTERS, 2007年01月
34, 2
［査読有り］ - Takeshi Kawano; Masao Fukasawa; Shinya Kouketsu; Hiroshi Uchida; Toshimasa Doi; Ikuo Kaneko; Michio Aoyama; Wolfgang Schneider
Bottom water warming along the pathway of lower circumpolar deep water in the Pacific Ocean
GEOPHYSICAL RESEARCH LETTERS, 2006年12月
33, 23
［査読有り］ - S Kouketsu; Yasuda, I; Y Hiroe
Observation of frontal waves and associated salinity minimum formation along the Kuroshio Extension
JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, 2005年08月
110, C8
［査読有り］ - Yasuda, I; S Kouketsu; K Katsumata; M Ohiwa; Y Kawasaki; A Kusaka
Influence of Okhotsk Sea Intermediate Water on the Oyashio and North Pacific Intermediate Water
JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, 2002年12月
107, C12, 30
［査読有り］ - Yasuda, I; T Tozuka; M Noto; S Kouketsu
Heat balance and regime shifts of the mixed layer in the Kuroshio Extension
PROGRESS IN OCEANOGRAPHY, 2000年
47, 2-4, 257, 278
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