2023
Articles
Eitarou  Oka, Shusaku Sugimoto, Fumiaki Kobashi, Hatsumi  Nishikawa, Sachie Kanada, Tomoe Nasuno, Ryuichi Kawamura, Masami Nonaka, 2023: Subtropical Mode Water south of Japan impacts typhoon intensity. Science Advances, 9,  10.1126/sciadv.adi2793.
Ryosuke Oyabu, Ichiro  Yasuda, Yusuke  Sasaki, 2023: Large-Scale Distribution and Variations of Active Salt-Finger Double-Diffusion in the Western North Pacific. Journal of Physical Oceanography, 53, pp. 2013--2027, 10.1175/jpo-d-22-0244.1.
Kazuhiro Yoshida, Jun  Nishioka, Ichiro  Yasuda, Koji Suzuki, 2023: Different responses of phytoplankton to Fe manipulation in Fe-limited waters with contrasting surface mixed layer depths in the western subarctic Pacific. Journal of Oceanography,   10.1007/s10872-023-00692-7.
Bo Qiu, Shuiming Chen, Eitarou  Oka, 2023: Why Did the 2017 Kuroshio Large Meander Event Become the Longest in the Past 70~Years?. Geophysical Research Letters, 50,  10.1029/2023gl103548.
Hatsumi  Nishikawa, Eitarou  Oka, Shusaku Sugimoto, 2023: Subtropical Mode Water in a recent persisting Kuroshio large-meander period: part {II}{ extemdash}formation and temporal evolution in the Kuroshio recirculation gyre off Shikoku. Journal of Oceanography,   10.1007/s10872-023-00689-2.
Fumiaki Kobashi, Norihisa Usui, Nanami Akimoto, Naoto Iwasaka, Toshio Suga, Eitarou  Oka, 2023: Influence of North Pacific subtropical mode water variability on the surface mixed layer through the heaving of the upper thermocline on decadal timescales. Journal of Oceanography,   10.1007/s10872-022-00677-y.
2022
Articles
Sachihiko  Itoh, Eisuke  Tsutsumi, Eiji Masunaga, Takashi Sakamoto, Kazuo Ishikawa, Daigo  Yanagimoto, Yasuhiro Hoshiba, Hitoshi Kaneko, Daisuke  Hasegawa, Kiyoshi  Tanaka, Hideki Fukuda, Toshi Nagata, 2022: Seasonal Cycle of the Confluence of the Tsugaru Warm, Oyashio, and Kuroshio Currents East of Japan. Journal of Geophysical Research: Oceans, 127,  10.1029/2022jc018556.
Takahiro  Tanaka, Daisuke  Hasegawa, Takeshi Okunishi, Ichiro  Yasuda, T. P. Welch, 2022: In-situ calibration of underwater glider flight model using acoustic Doppler current profilers. Journal of Atmospheric and Oceanic Technology,   10.1175/jtech-d-21-0074.1.
Daigo  Yanagimoto, Masatoshi Miyamoto, Eitarou  Oka, Toshiya Nakano, Yasushi Takatsuki, Hiroyuki Tsujino, 2022: Abyssal current and water mass in the Main Gap and an adjacent Small Gap of the Emperor Seamount Chain. Journal of Oceanography,   10.1007/s10872-022-00639-4.
Jun  Nishioka, Ichiro  Yasuda, Toru Hirawake, Tomohiro Nakamura, Yoshiko Kondo, Yuri N. Volkov, 2022: Biogeochemical and physical linkages between the Arctic Ocean and Sub-Arctic Pacific through marginal seas. Progress in Oceanography, 203, pp. 102768, 10.1016/j.pocean.2022.102768.
2021
Articles
Hatsumi  Nishikawa, Humio  Mitsudera, Takeshi Okunishi, Shin-ichi Ito, Taku Wagawa, Daisuke  Hasegawa, Toru Miyama, Hitoshi Kaneko, Ren-Chieh Lien, 2021: Surface water pathways in the subtropical{ extendash}subarctic frontal zone of the western North Pacific. Progress in Oceanography, 199, pp. 102691, 10.1016/j.pocean.2021.102691.
Jun  Nishioka, Toru Hirawake, Daiki Nomura, Youhei Yamashita, Kazuya Ono, Aiko Murayama, Alexey Shcherbinin, Yuri N. Volkov, Humio  Mitsudera, Naoto Ebuchi, Masaaki Wakatsuchi, Ichiro  Yasuda, 2021: Iron and nutrient dynamics along the East Kamchatka Current, western Bering Sea Basin and Gulf of Anadyr. Progress in Oceanography, 198, pp. 102662, 10.1016/j.pocean.2021.102662.
Fuminori Hashihama, Ichiro  Yasuda, Aki Kumabe, Mitsuhide Sato, Hiroshi Sasaoka, Yosuke Iida, Takuhei Shiozaki, Hiroaki Saito, Jota Kanda, Ken Furuya, Philip W. Boyd, Masao Ishii, 2021: Nanomolar phosphate supply and its recycling drive net community production in the subtropical North Pacific. Nature Communications, 12,  10.1038/s41467-021-23837-y.
Eitarou  Oka, Hatsumi  Nishikawa, Shusaku Sugimoto, Bo Qiu, Niklas Schneider, 2021: Subtropical Mode Water in a recent persisting Kuroshio large-meander period: part I—formation and advection over the entire distribution region. Journal of Oceanography, 77, pp. 781–795, 10.1007/s10872-021-00608-3.
Daiki Ito, Toshio Suga, Shinya Kouketsu, Eitarou  Oka, Yoshimi  Kawai, 2021: Spatiotemporal evolution of submesoscale filaments at the periphery of an anticyclonic mesoscale eddy north of the Kuroshio Extension. Journal of Oceanography, 77, pp. 763-780, 10.1007/s10872-021-00607-4.
Jun  Nishioka, Hajime Obata, Toru Hirawake, Yoshiko Kondo, Youhei Yamashita, Kazuhiro Misumi, Ichiro  Yasuda, 2021: A review: iron and nutrient supply in the subarctic Pacific and its impact on phytoplankton production. Journal of Oceanography, 77, pp. 561-587, 10.1007/s10872-021-00606-5.
Mamoru  Tanaka, Jiro Yoshida, Keunjong  Lee, Yasutaka  Goto, Takahiro  Tanaka, Hiromichi Ueno, Hiroji Onishi, Ichiro  Yasuda, 2021: The potential role of thermohaline-shear instability in turbulence production in the Bering Sea and the subarctic North Pacific. Journal of Oceanography, 77, pp. 431-446, 10.1007/s10872-021-00602-9.
Ryo Dobashi, Hiromichi Ueno, Yuki Okada, Takahiro  Tanaka, Jun  Nishioka, Toru Hirawake, Atushi Ooki, Sachihiko  Itoh, Daisuke  Hasegawa, Yoshikazu Sasai, Hideharu Sasaki, Ichiro  Yasuda, 2021: Observations of anticyclonic eddies in the western subarctic North Pacific. Journal of Oceanography, 77, pp. 229--242, 10.1007/s10872-020-00586-y.
Masaki Hamamoto, Ichiro  Yasuda, 2021: Synchronized interdecadal variations behind regime shifts in the Pacific Decadal Oscillation. Journal of Oceanography,   10.1007/s10872-021-00592-8.
Youhei Yamashita, Tetsu Tosaka, Rise Bamba, Ryuichi Kamezaki, Shuji Goto, Jun  Nishioka, Ichiro  Yasuda, Toru Hirawake, Joji Oida, Hajime Obata, Hiroshi  Ogawa, 2021: Widespread distribution of allochthonous fluorescent dissolved organic matter in the intermediate water of the North Pacific. Progress in Oceanography, 191, pp. 102510, 10.1016/j.pocean.2020.102510.
Ichiro  Yasuda, Shinzou  Fujio, Daigo  Yanagimoto, KeungJong  Lee, Yusuke  Sasaki, Shuo  Zhai, Mamoru  Tanaka, Sachihiko  Itoh, Takahiro  Tanaka, Daisuke  Hasegawa, Yasutaka  Goto, Daisuke  Sasano, 2021: Estimate of turbulent energy dissipation rate using free-fall and {CTD}-attached fast-response thermistors in weak ocean turbulence. Journal of Oceanography,   10.1007/s10872-020-00574-2.
Hitoshi Kaneko, Ichiro  Yasuda, Sachihiko  Itoh, Shin-ichi Ito, 2021: Vertical turbulent nitrate flux from direct measurements in the western subarctic and subtropical gyres of the North Pacific. Journal of Oceanography,   10.1007/s10872-020-00576-0.
Sachihiko  Itoh, Hitoshi Kaneko, Shinya Kouketsu, Takeshi Okunishi, Eisuke  Tsutsumi, Hiroshi  Ogawa, Ichiro  Yasuda, 2021: Vertical eddy diffusivity in the subsurface pycnocline across the Pacific. Journal of Oceanography,   10.1007/s10872-020-00589-9.
Takahiro  Tanaka, Daisuke  Hasegawa, Ichiro  Yasuda, Daigo  Yanagimoto, Shinzou  Fujio, Hirohiko  Nakamura, Ryuichiro  Inoue, Jun  Nishioka, 2021: Enhanced vertical turbulent nitrate flux in the intermediate layer of the Kuroshio in the Tokara Strait. Journal of Oceanography,   10.1007/s10872-020-00581-3.
Yasutaka  Goto, Ichiro  Yasuda, Maki Nagasawa, Shinya Kouketsu, Toshiya Nakano, 2021: Estimation of Basin-scale turbulence distribution in the North Pacific Ocean using {CTD}-attached thermistor measurements. Scientific Reports, 11,  10.1038/s41598-020-80029-2.
Sachihiko  Itoh, Hitoshi Kaneko, Shinya Kouketsu, Takeshi Okunishi, Eisuke  Tsutsumi, Hiroshi  Ogawa, Ichiro  Yasuda, 2021: Vertical eddy diffusivity in the subsurface pycnocline across the Pacific. Journal of Oceanography, 77, pp. 185--197, 10.1007/s10872-020-00589-9.
Ichiro  Yasuda, Shuhei Masuda, Jun  Nishioka, Xinyu Guo, Naomi Harada, Shin-ichi Ito, Toshiyuki Hibiya, Hiroyasu  Hasumi, 2021: Ocean mixing processes ({OMIX}): impact on biogeochemistry, climate and ecosystem. Journal of Oceanography,   10.1007/s10872-020-00578-y.
2020
Articles
Eisuke  Tsutsumi, Takeshi  Matsuno, Sachihiko  Itoh, Jing  Zhang, Tomoharu  Senjyu, Akie  Sakai, Keunjong  Lee, Daigo  Yanagimoto, Ichiro  Yasuda, Hiroshi  Ogawa, Cesar  Villanoy, 2020: Vertical fluxes of nutrients enhanced by strong turbulence and phytoplankton bloom around the ocean ridge in the Luzon Strait. Scientific Reports, 10,  10.1038/s41598-020-74938-5.
Yusuke  Kawaguchi, Jun  Nishioka, Shigeto  Nishino, Shinzou  Fujio, Keunjong  Lee, Amane  Fujiwara, Daigo  Yanagimoto, Humio  Mitsudera, Ichiro  Yasuda, 2020: Cold Water Upwelling Near the Anadyr Strait: Observations and Simulations. Journal of Geophysical Research: Oceans, 125,  10.1029/2020jc016238.
Bo Qiu, Shuiming Chen, Niklas Schneider, Eitarou  Oka, Shusaku Sugimoto, 2020: On the Reset of the Wind-Forced Decadal Kuroshio Extension Variability in Late 2017. Journal of Climate, 33, pp. 10813-10828, 10.1175/JCLI-D-20-0237.1.
Masatoshi Miyamoto, Eitarou  Oka, Daigo  Yanagimoto, Shinzou Fujio, Maki Nagasawa, Genta Mizuta, Shiro Imawaki, Masao Kurogi, Hiroyasu Hasumi, 2020: Topographic Rossby Waves at Two Different Periods in the Northwest Pacific Basin. Journal of Physical Oceanography, 50, pp. 3123--3139, 10.1175/jpo-d-19-0314.1.
Hans van Haren, Hiroshi Uchida, Daigo  Yanagimoto, 2020: Further correcting pressure effects on {SBE}911 {CTD}-conductivity data from hadal depths. Journal of Oceanography,   10.1007/s10872-020-00565-3.
Ryuichiro Inoue, Takahiro Tanaka, Hirohiko Nakamura, Daigo  Yanagimoto, Shinzou Fujio, Ichiro  Yasuda, 2020: Microstructure and Mooring Observations of Enhanced Mixing in the Kerama Gap. Journal of Geophysical Research: Oceans, 125,  10.1029/2019jc015553.
Jun  Nishioka, Hajime Obata, Hiroshi  Ogawa, Kazuya Ono, Youhei Yamashita, Keunjong  Lee, Shigenobu Takeda, Ichiro  Yasuda, 2020: Subpolar marginal seas fuel the North Pacific through the intermediate water at the termination of the ocean circulation. Proceedings of the National Academy of Sciences of the United States of America, 117, pp. 12665-12673, 10.1073/pnas.2000658117.
Eitarou  Oka, Shinya Kouketsu, Daigo  Yanagimoto, Daiki Ito, Yoshimi Kawai, Shusaku Sugimoto, Bo Qiu, 2020: Formation of Central Mode Water based on two zonal hydrographic sections in spring 2013 and 2016. Journal of Oceanography, 76, pp. 373--388, 10.1007/s10872-020-00551-9.
Michael J. Miller, Sachihiko Itoh, Shun Watanabe, Akira Shinoda, Toshiro Saruwatari, Katsumi Tsukamoto, Ichiro  Yasuda, 2020: Distribution of leptocephali and wintertime hydrographic structure in the Kuroshio Extension and northern subtropical gyre. Deep Sea Research Part I: Oceanographic Research Papers, 159, pp. 103240, 10.1016/j.dsr.2020.103240.