Ichiro Yasuda

Profile Information

Affiliation: Professor, Atmosphere and Ocean Research Institute, The University of Tokyo

Degree: 博士（理学）(東京大学)

J-GLOBAL ID: 201101075369160806
researchmap Member ID: B000005128

External link: http://omix.aori.u-tokyo.ac.jp/overview/greetings

Research Interests

Research Areas

Research History

Apr, 2010 - Present

Professor, Atmosphere and Ocean Research Institute, The University of Tokyo
Apr, 2005 - Mar, 2010

教授, 東京大学海洋研究所
Apr, 1997 - Mar, 2005

Graduate School of Science Department of Earth and Planetary Science, The University of Tokyo
1994 - 1997

助教授, 北海道大学大学院・地球環境科学研究科
1993 - 1994

主任研究官, 海洋環境部, 東北区水産研究所
1985 - 1993

研究員, 海洋環境部, 東北区水産研究所

Education

Apr, 1982 - Mar, 1984

Graduate School of Science Master Program, The University of Tokyo
Apr, 1978 - Mar, 1982

Faculty of Science, The University of Tokyo

Committee Memberships

Apr, 2022 - Dec, 2023

学会賞・岡田賞・宇田賞選考委員, 日本海洋学会
2019 - 2020

学会賞・岡田賞・宇田賞選考委員, 日本海洋学会
2016 - 2017

学会賞・岡田賞・宇田賞選考委員, 日本海洋学会
2013 - 2014

学会賞・岡田賞・宇田賞選考委員, 日本海洋学会
2010 - 2011

日本海洋学会日高論文賞・奨励論文賞推薦委員会委員, 日本海洋学会
2009 - 2010

水産海洋学会常任幹事, 水産海洋学
2009 - 2010

日本海洋学会幹事（会計）, 日本海洋学会
2008 - 2009

水産海洋学会学会賞受賞候補者推薦委員会委員, 水産海洋学会
2007 - 2008

日本海洋学会幹事（会計）, 日本海洋学会
2006 - 2007

高論文賞・奨励論文賞推薦委員会委員, 日本海洋学会
2005 - 2006

選挙管理委員長, 水産海洋学会
2003 - 2006

水産海洋学会常任幹事, 水産海洋学会
2006

水産海洋学会学会賞受賞候補者推薦委員会委員長, 水産海洋学会学会
2005

水産海洋学会学会賞受賞候補者推薦委員会委員, 水産海洋学会学会
2005

Fisheries Oceanography誌編集委員, 日本水産海洋学会
Jan, 2001

Journal of Oceanography誌編集委員, 日本海洋学会

Awards

Apr, 2024

Commendation for Science and Technology by the Minister of Education、Culture、Sports、Science and Technology, Studies on the ocean mixing and long periodical variations of ecosystem and climate

Ichiro Yasuda
Mar, 2011

Japan Oceanography Prize, Japan Oceanographic Society

Ichiro Yasuda
Apr, 1997

Japan Oceanography Hidaka Prize, Japan Oceanographic Society

Ichiro Yasuda

Papers

147

Eastward propagation of mid-latitude near-surface thermohaline anomaly and link to marine heat waves in the eastern North Pacific

Taku Niinuma, Ichiro Yasuda

Journal of Oceanography, Feb, 2025
Correction to: Estimate of turbulent energy dissipation rate using free-fall and CTD-attached fast-response thermistors in weak ocean turbulence

Ichiro Yasuda, Shinzou Fujio, Daigo Yanagimoto, KeungJong Lee, Yusuke Sasaki, Shuo Zhai, Mamoru Tanaka, Sachihiko Itoh, Takahiro Tanaka, Daisuke Hasegawa …

Journal of Oceanography, Jun, 2024
Mixing Dynamics Within the Kuroshio Area Are Reflected in Dissolved Inorganic Radiocarbon Values

Hui Lan, Yusuke Yokoyama, Shoko Hirabayashi, Yosuke Miyairi, Siyu Jiang, Hiroaki Saito, Hiroyasu Hasumi, Ichiro Yasuda

Journal of Geophysical Research: Oceans, 129(4), Apr 19, 2024 Peer-reviewed
Turbulence Across the Antarctic Circumpolar Current in the Indian Southern Ocean: Micro‐Temperature Measurements and Finescale Parameterizations

Yusuke Sasaki, Ichiro Yasuda, Katsuro Katsumata, Shinya Kouketsu, Hiroshi Uchida

Journal of Geophysical Research: Oceans, 129(2), Feb 23, 2024 Peer-reviewed
Large-Scale Distribution and Variations of Active Salt-Finger Double-Diffusion in the Western North Pacific

Ryosuke Oyabu, Ichiro Yasuda, Yusuke Sasaki

Journal of Physical Oceanography, 53(8) 2013-2027, Aug, 2023 Peer-reviewedCorresponding author
Different responses of phytoplankton to Fe manipulation in Fe-limited waters with contrasting surface mixed layer depths in the western subarctic Pacific

Kazuhiro Yoshida, Jun Nishioka, Ichiro Yasuda, Koji Suzuki

Journal of Oceanography, Jun 15, 2023 Peer-reviewed
In Situ Calibration of Underwater Glider Flight Model Using Acoustic Doppler Current Profilers

T. Tanaka, D. Hasegawa, T. Okunishi, I. Yasuda, T. P. Welch

Journal of Atmospheric and Oceanic Technology, 39(9) 1331-1352, Sep, 2022 Peer-reviewedLast author
Overlap between suitable nursery grounds for Japanese anchovy ( Engraulis japonicus ) and Japanese sardine ( Sardinops melanostictus ) larvae

Haruka Nishikawa, Sachihiko Itoh, Ichiro Yasuda, Kosei Komatsu

Aquaculture, Fish and Fisheries, 2(3) 179-188, Apr 11, 2022 Peer-reviewed
Biogeochemical and physical linkages between the Arctic Ocean and Sub-Arctic Pacific through marginal seas

Jun Nishioka, Ichiro Yasuda, Toru Hirawake, Tomohiro Nakamura, Yoshiko Kondo, Yuri N. Volkov

Progress in Oceanography, 203 102768-102768, Apr, 2022 Peer-reviewed
Iron and nutrient dynamics along the East Kamchatka Current, western Bering Sea Basin and Gulf of Anadyr

Jun Nishioka, Toru Hirawake, Daiki Nomura, Youhei Yamashita, Kazuya Ono, Aiko Murayama, Alexey Shcherbinin, Yuri N. Volkov, Humio Mitsudera, Naoto Ebuchi …

Progress in Oceanography, 198 102662-102662, Nov, 2021 Peer-reviewedLast author
Nanomolar phosphate supply and its recycling drive net community production in the subtropical North Pacific

Fuminori Hashihama, Ichiro Yasuda, Aki Kumabe, Mitsuhide Sato, Hiroshi Sasaoka, Yosuke Iida, Takuhei Shiozaki, Hiroaki Saito, Jota Kanda, Ken Furuya …

Nature Communications, 12(1), Jun 8, 2021 Peer-reviewed
A review: iron and nutrient supply in the subarctic Pacific and its impact on phytoplankton production

Jun Nishioka, Hajime Obata, Toru Hirawake, Yoshiko Kondo, Youhei Yamashita, Kazuhiro Misumi, Ichiro Yasuda

Journal of Oceanography, 77(4) 561-587, May 13, 2021 Peer-reviewedLast author
The potential role of thermohaline–shear instability in turbulence production in the Bering Sea and the subarctic North Pacific

Mamoru Tanaka, Jiro Yoshida, Keunjong Lee, Yasutaka Goto, Takahiro Tanaka, Hiromichi Ueno, Hiroji Onishi, Ichiro Yasuda

Journal of Oceanography, 77(3) 431-446, Apr 7, 2021 Peer-reviewed
Synchronized interdecadal variations behind regime shifts in the Pacific Decadal Oscillation

Masaki Hamamoto, Ichiro Yasuda

Journal of Oceanography, 77(3) 383-392, Feb 2, 2021 Peer-reviewedLast author
Widespread distribution of allochthonous fluorescent dissolved organic matter in the intermediate water of the North Pacific

Youhei Yamashita, Tetsu Tosaka, Rise Bamba, Ryuichi Kamezaki, Shuji Goto, Jun Nishioka, Ichiro Yasuda, Toru Hirawake, Joji Oida, Hajime Obata …

Progress in Oceanography, 191 102510-102510, Feb, 2021 Peer-reviewed
Estimation of Basin-scale turbulence distribution in the North Pacific Ocean using CTD-attached thermistor measurements

Yasutaka Goto, Ichiro Yasuda, Maki Nagasawa, Shinya Kouketsu, Toshiya Nakano

Scientific Reports, 11(1), Jan 13, 2021 Peer-reviewed
Enhanced vertical turbulent nitrate flux in the intermediate layer of the Kuroshio in the Tokara Strait

T. Tanaka, D. Hasegawa, I. Yasuda, D. Yanagimoto, S. Fujio, H. Nakamura, R. Inoue, J. Nishioka

Journal of Oceanography, 77(1) 45-53, Jan 12, 2021 Peer-reviewed
Vertical eddy diffusivity in the subsurface pycnocline across the Pacific

S. Itoh, H. Kaneko, S. Kouketsu, T. Okunishi, E. Tsutsumi, H. Ogawa, I. Yasuda

Journal of Oceanography, 77(2) 185-197, Jan 9, 2021 Peer-reviewedLast author
Observations of anticyclonic eddies in the western subarctic North Pacific

Ryo Dobashi, Hiromichi Ueno, Yuki Okada, Takahiro Tanaka, Jun Nishioka, Toru Hirawake, Atushi Ooki, Sachihiko Itoh, Daisuke Hasegawa, Yoshikazu Sasai …

Journal of Oceanography, 77(2) 229-242, Jan 6, 2021 Peer-reviewedLast author
Vertical turbulent nitrate flux from direct measurements in the western subarctic and subtropical gyres of the North Pacific

Hitoshi Kaneko, Ichiro Yasuda, Sachihiko Itoh, Shin-ichi Ito

Journal of Oceanography, 77(1) 29-44, Jan 6, 2021 Peer-reviewed

Misc.

Development of efficient and autonomous microstructure measurement system using fast-response thermistors attached to CTD, glider and deep-profiling float, to elucidate vertical distribution

YASUDA Ichiro, LEE Keunjong, NAGASAWA Maki, ZHAI Shuo, SASAKI Yusuke, YANAGIMOTO Daigo, FUJIO Shinzo, TANAKA Mamoru, GOTO Yasutaka, NAKANO Toshiya …

日本地球惑星科学連合大会予稿集(Web), 2020, 2020
Luzon海峡で発生する内部波の時空間変動

千手智晴, 酒井秋絵, 堤英輔, 松野健, 郭新宇, 柳本大吾, 安田一郎

日仏海洋学会学術研究発表会講演要旨集, 2018, 2018
基調講演日本周辺海域の温暖化の特徴 (水産海洋地域研究集会第37回「相模湾の環境保全と水産振興」シンポジウム : 日本周辺海域の温暖化と相模湾における生物相の変動との関わり)

安田一郎, 友定彰

水産海洋研究 = Bulletin of the Japanese Society of Fisheries Oceanography, 78(3) 205-208, Aug, 2014
Intermediate-depth nutrient distribution around the Kuril Straits

Kaiyo monthly, (50) 93-98, 2008
Water mass variations in the subarctic North Pacific in relation to the 18.6-year period nodal tidal cycle

Kaiyo monthly, (50) 41-49, 2008
混合層・クロロフィルフロートによる黒潮続流域の観測 (総特集 Argoの現状と未来)

安田一郎, 渡邊朝生, 伊澤堅志

海洋, 37(10) 756-762, Oct, 2005
D311 冬季黒潮続流における海面水温フロント上でのGPSラジオゾンデ観測(相互作用)

時長宏樹, 谷本陽一, 野中正見, 田口文明, 深町知宏, 謝尚平, 中村尚, 渡邊朝生, 安田一郎

大会講演予講集, 86 362-362, Oct, 2004
黒潮続流付近での塩分極小形成過程 (総特集北太平洋亜寒帯循環と気候変動(SAGE)--明らかになってきた北太平洋亜寒帯域の海洋循環) -- (2章北太平洋中層水の形成と分布)

纐纈慎也, 安田一郎, 廣江豊

海洋号外, (32) 108-113, 2003
周年を通じた輸送量/亜寒帯水分布 (総特集北太平洋亜寒帯循環と気候変動(SAGE)--明らかになってきた北太平洋亜寒帯域の海洋循環) -- (2章北太平洋中層水の形成と分布)

廣江豊, 安田一郎, 小松幸生

海洋号外, (32) 131-137, 2003
<その他>LADCPデータの客観解析に基づく37°N線を横切る北太平洋中層水の南北流量(北太平洋北西部とその縁辺海の水塊変動と循環)(平成13年度共同利用研究集会講演要旨)

吉成浩志, 安田一郎, 池田元美, 伊藤進一, Firing Eric, 松尾豊, 加藤修, 清水勇吾

東京大学海洋研究所大槌臨海研究センター研究報告, 27 68-68, Mar 29, 2002
黒潮続流域における親潮水の中層貫入の構造と北太平洋中層水の形成過程

奥田邦明, 安田一郎, 廣江豊, 清水勇吾

海の研究, 11(2) 359-360, Mar 5, 2002
混合水域・黒潮続流域に流入する亜寒帯水 (総特集黒潮の生物輸送と生産機能) -- (1章黒潮系の流動構造とその変動)

増島雅親, 安田一郎, 廣江豊

海洋号外, (31) 34-40, 2002
海洋深層水の起源と変質 (特集「海洋深層水」)

安田一郎

海洋と生物, 23(4) 332-336, Aug, 2001
<その他>襟裳岬沖親潮集中観測線(OICE)における係留系観測の展望(北太平洋北西部とその縁辺海の水塊変動と循環)(平成12年度共同利用研究集会講演要旨)

植原量行, 伊藤進一, 渡邊朝生, 清水勇吾, 加藤修, 石川孝一, 熊谷正光, 三宅秀男, 安田一郎, 野澤清志

東京大学海洋研究所大槌臨海研究センター研究報告, 26 93-93, Mar 29, 2001
<その他>混合水域における太平洋中層水の絶対南北流量(北太平洋北西部とその縁辺海の水塊変動と循環)(平成12年度共同利用研究集会講演要旨)

吉成浩志, 安田一郎, 池田元美, 伊藤進一, Firing Eric, 松尾豊, 加藤修, 清水勇吾

東京大学海洋研究所大槌臨海研究センター研究報告, 26 96-97, Mar 29, 2001
黒潮下流域における中層水塊の南北不連続分布について

小松幸生, 廣江豊, 安田一郎, 川崎清

黒潮の資源海洋研究 = Fisheries biology and oceanography in the Kuroshio, (2) 59-68, Feb, 2001
Japanese sardine and climate changes

NOTO M.

Kaiyo extra, (24) 218-227, 2001
混合水域における北太平洋中層水の絶対南北流量 (総特集三陸沖海況の研究の発展--大槌シンポジウムの20年)

吉成浩志, 安田一郎, 池田元美

海洋, 32(12) 864-869, Dec, 2000
<その他>本州東方海域における北太平洋中層水の展開について(北太平洋亜寒帯域およびその周辺海域の循環と水塊過程)(平成11年度共同利用研究集会講演要旨)

石川孝一, 神谷ひとみ

東京大学海洋研究所大槌臨海研究センター研究報告, 25 61-61, Mar 29, 2000
Cold-core anticyclonic eddies south of the Bussol' Strait in the Northwestern Subarctic Pacific

YASUDA I.

J. Phys. Oceanogr., 20 1137-1157, 2000

Teaching Experience

Professional Memberships

1992 - Present

Fisheries Oceanography
1982 - Present

Oceanographic Society of Japan

Research Projects

Research promotion for Macroscale Coastal Oceanography

Grants-in-Aid for Scientific Research Grant-in-Aid for Transformative Research Areas (A), Grant-in-Aid for Transformative Research Areas (A), Japan Society for the Promotion of Science, Jun, 2022 - Mar, 2027
Material exchange between coastal area and the subarctic North Pacific and biological production

Grants-in-Aid for Scientific Research Grant-in-Aid for Transformative Research Areas (A), Grant-in-Aid for Transformative Research Areas (A), Japan Society for the Promotion of Science, Jun, 2022 - Mar, 2027
Formation of water nutritional property including iron and silicate at the termination of global ocean conveyor belt

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (S), Japan Society for the Promotion of Science, Jul, 2021 - Mar, 2026
Mechanism and impact of enhanced thermal diffusivity due to double-diffusive convection on ocean circulation, climate and ecosystem

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, Apr, 2021 - Mar, 2025
Salinity-related mid-latitude air-sea interaction and ocean heat waves

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area), Japan Society for the Promotion of Science, Apr, 2022 - Mar, 2024
Turbulent vertical mixing, water-mass transformation and nutrient supply in the Southern Ocean

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area), Japan Society for the Promotion of Science, Apr, 2020 - Mar, 2022
Unified understanding of ocean mixing processes and impacts

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area), Japan Society for the Promotion of Science, Apr, 2020 - Mar, 2021
International Collaboration for Ocean Mixing Project

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area), Japan Society for the Promotion of Science, Nov, 2015 - Mar, 2020

Yasuda Ichiro
Development of method and system of mixing and large-scale observations

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area), Japan Society for the Promotion of Science, Jun, 2015 - Mar, 2020

Yasuda Ichiro
Unified understanding of ocean mixing processes and impacts

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area), Japan Society for the Promotion of Science, Jun, 2015 - Mar, 2020

Yasuda Ichiro
Ocean Mixing Processes: Impact on Biogeochemistry, Climate and Ecosystem

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area), Japan Society for the Promotion of Science, Jun, 2015 - Mar, 2020
Formation of HNLC region in the subarctic Pacific

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2014 - Mar, 2017

Nishioka Jun, YASUDA Ichro
Studies on mixing and exchange between the Okhotsk Sea and the Pacific and impact on deep structure

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, Apr, 2013 - Mar, 2016

Yasuda Ichiro, Nishioka Jun, Fujio Shinzo, Yanagimoto Daigo, Nagasawa Maki
外洋域の乱流観測に基づく物質鉛直輸送に関する研究

科学研究費助成事業, 新学術領域研究(研究領域提案型), 日本学術振興会, Apr, 2013 - Mar, 2015

安田一郎
Construction of the microstructure measurement system using common device used in ocean observations

Grants-in-Aid for Scientific Research, Grant-in-Aid for Young Scientists (B), Japan Society for the Promotion of Science, Apr, 2011 - Mar, 2015

NAGASAWA Maki, YASUDA Ichiro, GOTO Yasutaka
Mechanisms for the formation and variability of the Kuroshio Extension system and its influences on the atmosphere and the marine ecosystem

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area), Japan Society for the Promotion of Science, Apr, 2010 - Mar, 2015

NONAKA Masami, KUBOKAWA Atsushi, SASAKI Hideharu, NAKANO Hideyuki, HOSODA Shigeki, TAGUCHI Bunmei, YASUDA Ichiro, TSUJINO Hiroyuki, USUI Norihisa, SASAI Yoshikazu, AIKI Hidenori, TAKAYA Koutarou
Impacts of environmental variability on the growth and survival of larval sardine and anchovy in the Kuroshio and its extension

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (B), Japan Society for the Promotion of Science, Apr, 2011 - Mar, 2014

ITOH Sachihiko, KOMATSU Kosei, YASUDA Ichiro, WATANABE Yoshiro
Direct observations of tidal mixing and studies on ocean/climate variability synchronized with 18.6-year period nodal tidal cycle

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (S), Japan Society for the Promotion of Science, 2008 - 2012

YASUDA Ichiro, HASUMI Hiroyasu, KOMATSU Kosei, NISHIOKA Jun, WATANABE Yutaka, NAKATSUKA Takeshi, ITOH Sachihiko, TATEBE Hiroaki, KATSUMATA Katsurou, NAKAMURA Tomohiro, HIROE Yutaka, OSAFUNE Satoshi, TANAKA Yuki, IKEYA Tohru, NISHIKAWA Haruka, TOMOSADA Akira
Long-term changes of greenhouse gases in the ocean and their feedback effects on the climate

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research on Priority Areas, Japan Society for the Promotion of Science, 2006 - 2010

WATANABE Yutaka, YASUDA Ichiro, TSURUSHIMA Nobuo
千島列島・アリューシャン列島付近潮汐混合の実態解明と北太平洋海洋・気候変動

科学研究費助成事業, 基盤研究(A), 日本学術振興会, 2008 - 2008

安田一郎, 小松幸生, 渡辺豊, 中塚武

Profile Information

Research Interests

Research Areas

Research History

Education

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Awards

Papers

Misc.

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Professional Memberships

Research Projects

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