Takuya Nakanowatari

Profile Information

Affiliation: Senior Researcher (Dr.), Fisheries Oceanography Department, Fisheries Resources Institute, Japan Fisheries Research and Education Agency

Degree: Doctor of Science(Hokkaido University)

Researcher number: 20400012
ORCID ID: https://orcid.org/0000-0002-5452-5895
J-GLOBAL ID: 201201075668177526
researchmap Member ID: B000224676

External link: https://www.fra.go.jp/shigen/marine_environment/index.html

Research Areas

Natural sciences / Atmospheric and hydrospheric science /

Papers

Ensemble forecast experiments of summertime sea ice in the Arctic Ocean using the TOPAZ4 ice-ocean data assimilation system

T. Nakanowatari, J. Xie, L. Bertino, M. Matsueda, A. Yamagami, J. Inoue

Environmental Research, 209 112769-112769, Jun, 2022 Peer-reviewed
A New Norm for Seasonal Sea Ice Advance Predictability in the Chukchi Sea: Rising Influence of Ocean Heat Advection

Takuya Nakanowatari, Jun Inoue, Jinlun Zhang, Eiji Watanabe, Hiroshi Kuroda

Journal of Climate, 35(9) 2723-2740, Apr 6, 2022 Peer-reviewed
Interannual to decadal variability of phosphate in the Oyashio region: Roles of wind-driven ocean current and tidally induced vertical mixing in the Sea of Okhotsk

Takuya Nakanowatari, Tomohiro Nakamura, Humio Mitsudera, Jun Nishioka, Hiroshi Kuroda, Keisuke Uchimoto

Progress in Oceanography, 197 102615-102615, Sep, 2021
Tidally modified western boundary current drives interbasin exchange between the Sea of Okhotsk and the North Pacific

Hung-Wei Shu, Humio Mitsudera, Kaihe Yamazaki, Tomohiro Nakamura, Takao Kawasaki, Takuya Nakanowatari, Hatsumi Nishikawa, Hideharu Sasaki

SCIENTIFIC REPORTS, 11(1), Jun, 2021
Interdecadal variability of the Western Subarctic Gyre in the North Pacific Ocean

Hiroshi Kuroda, Satoshi Suyama, Hiroomi Miyamoto, Takashi Setou, Takuya Nakanowatari

Deep Sea Research Part I: Oceanographic Research Papers, 169 103461-103461, Apr, 2021 Peer-reviewed
Long-Term Trend and Interannual to Decadal Variability in the Sea of Okhotsk

Takuya Nakanowatari, Humio Mitsudera

Atmosphere, Earth, Ocean & Space, 19-56, 2020
Seasonal changes of water mass, circulation and dynamic response in the Kuril Basin of the Sea of Okhotsk

Mensah Vigan, Ohshima Kay I, Nakanowatari Takuya, Riser Stephen

DEEP-SEA RESEARCH PART I-OCEANOGRAPHIC RESEARCH PAPERS, 144 115-131, Feb, 2019 Peer-reviewed
Medium-range predictability of early summer sea ice thickness distribution in 5 the East Siberian Sea based on the TOPAZ4 ice-ocean data assi milation system

Nakanowatari, T, J. Inoue, K. Sato, L. Bertino, J. Xie, M. Matsueda, A. Yamagami, T. Sugimura, H. Yabuki, N. Otsuka

The Cryosohere, 12 2005-2020, Jun, 2018 Peer-reviewed
Low ocean-floor rises regulate subpolar sea surface temperature by forming baroclinic jets

Mitsudera, H., Miyama, T., Nishigaki, H., Nakanowatari, T., Nishikawa, H., Nakamura, T., Wagawa, T., Furue, R., Fujii, Y., Ito, S.

Nature Communications, 9(1), 2018 Peer-reviewed
Hydrographic observations by instrumented marine mammals in the Sea of Okhotsk

Takuya Nakanowatari, Kay I. Ohshima, Vigan Mensah, Yoko Mitani, Kaoru Hattori, Mari Kobayashi, Fabien Roquet, Yasunori Sakurai, Humio Mitsudera, Masaaki Wakatsuchi

POLAR SCIENCE, 13 56-65, Sep, 2017 Peer-reviewed
Importance of Ekman transport and gyre circulation change on seasonal variation of surface dissolved iron in the western subarctic North Pacific

Takuya Nakanowatari, Tomohiro Nakamura, Keisuke Uchimoto, Jun Nishioka, Humio Mitsudera, Masaaki Wakatsuchi

JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, 122(5) 4364-4391, May, 2017 Peer-reviewed
Summertime atmosphere-ocean preconditionings for the Bering Sea ice retreat and the following severe winters in North America

Takuya Nakanowatari, Jun Inoue, Kazutoshi Sato, Takashi Kikuchi

ENVIRONMENTAL RESEARCH LETTERS, 10(9) 094023, Sep, 2015 Peer-reviewed
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

Nakanowatari Takuya, Mitsudera Humio, Motoi Tatsuo, Ishikawa Ichiro, Ohshima Kay I, Wakatsuchi Masaaki

JOURNAL OF PHYSICAL OCEANOGRAPHY, 45(4) 988-1008, Apr, 2015 Peer-reviewed
Causes of the Multidecadal-Scale Warming of the Intermediate Water in the Okhotsk Sea and Western Subarctic North Pacific

Nakanowatari Takuya, Nakamura Tomohiro, Uchimoto Keisuke, Uehara Hiroki, Mitsudera Humio, Ohshima Kay I, Hasumi Hiroyasu, Wakatsuchi Masaaki

JOURNAL OF CLIMATE, 28(2) 714-736, Jan, 2015 Peer-reviewed
Predictability of the Barents Sea Ice in Early Winter: Remote Effects of Oceanic and Atmospheric Thermal Conditions from the North Atlantic

Takuya Nakanowatari, Kazutoshi Sato, Jun Inoue

JOURNAL OF CLIMATE, 27(23) 8884-8901, Dec, 2014 Peer-reviewed
Freshening and dense shelf water reduction in the Okhotsk Sea linked with sea ice decline

Ohshima Kay I, Nakanowatari Takuya, Riser Stephen, Volkov Yuri, Wakatsuchi Masaaki

PROGRESS IN OCEANOGRAPHY, 126 71-79, Aug, 2014 Peer-reviewed
Coherent sea level variation in and around the Sea of Okhotsk

Nakanowatari Takuya, Ohshima Kay I

PROGRESS IN OCEANOGRAPHY, 126 58-70, Aug, 2014 Peer-reviewed
What determines the maximum sea ice extent in the Sea of Okhotsk? Importance of ocean thermal condition from the Pacific

Takuya Nakanowatari, Kay I. Ohshima, Sachiko Nagai

JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, 115, Dec, 2010 Peer-reviewed
Seasonal variation in the in- and outflow of the Okhotsk Sea with the North Pacific

Kay I. Ohshima, Takuya Nakanowatari, Stephen Riser, Masaaki Wakatsuchi

DEEP-SEA RESEARCH PART II-TOPICAL STUDIES IN OCEANOGRAPHY, 57(13-14) 1247-1256, Jul, 2010 Peer-reviewed
Wind and buoyancy driven intermediate-layer overturning in the Sea of Okhotsk

Junji Matsuda, Humio Mitsudera, Tomohiro Nakamura, Keisuke Uchimoto, Takuya Nakanowatari, Naoto Ebuchi

DEEP-SEA RESEARCH PART I-OCEANOGRAPHIC RESEARCH PAPERS, 56(9) 1401-1418, Sep, 2009 Peer-reviewed

Misc.

大規模流動解析on HPC 環オホーツク圏の海洋シミュレーション

中村知裕, 三寺史夫, 内本圭亮, 中野渡拓也

化学工学, 81(5) 246‐249, May 5, 2017
北太平洋移行領域の力学的構造

三寺史夫, 美山透, 西垣肇, 中野渡拓也, 西川はつみ, 中村知裕, 和川拓, 古恵亮, 藤井陽介, 伊藤進一

日本海洋学会大会講演要旨集, 2016 155, Aug, 2016
Multi-decadal scale changes in the intermediate water mass in the Sea of Okhotsk and North Pacific and their mechanisms

中野渡拓也, 三寺史夫, 中村知裕

低温科学, 74 127-141, Mar 31, 2016
北太平洋移行領域における準定常ジェットの形成と特性曲線

三寺史夫, 美山透, 西垣肇, 中野渡拓也, 中村知裕, 和川拓, 古恵亮, 藤井陽介, 伊藤進一

日本海洋学会大会講演要旨集, 2015 21, Sep 10, 2015
B359 バレンツ海の海氷変動の予測可能性(近年における日本の冬の気象 : 気候変動,遠隔応答の枠組みからの理解,スペシャル・セッション)

中野渡拓也, 猪上淳

大会講演予講集, 104 547-547, 2013
生物地球化学過程に果たす環オホーツク圏の海洋循環・物質循環の役割近年の地球温暖化に伴うオホーツク海中層水温の昇温メカニズム

中野渡拓也, 中村知裕, 内本圭亮, 三寺史夫, 大島慶一郎, 羽角博康

月刊海洋, 44(8) 466-472, Aug 1, 2012
マイクロフォーカスX線CTによる石炭内部のき裂進展評価について

中野渡拓也, 蘇発強, 板倉賢一

資源・素材, 2011(1) 187-188, Sep 26, 2011
オホーツク海沿岸水位にみられるコヒーレントな変動

中野渡拓也, 大島慶一郎

日本海洋学会大会講演要旨集, 2011 152, Sep 1, 2011
3次元X線CTによる加熱石炭内のき裂分布について

中野渡拓也, 蘇発強, 板倉賢一

資源・素材学会北海道支部春季講演会講演要旨集, 2011 3-4, 2011
北海道猿払に来遊するトド妊娠雌における北上回遊期の行動

高橋菜里, 服部薫, 後藤陽子, 和田昭彦, 中野渡拓也, 大島慶一郎, 三谷曜子, 宮下和士

日本水産学会北海道支部大会講演要旨集, 2011 56, 2011
Float observations in the ice-covered Sea of Okhotsk

Kaiyo monthly, 42(11) 643-653, Nov, 2010
Argoの進むべき方向性—Argoによる研究成果と今後の展望—オホーツク海・海氷域でのフロート観測

大島慶一郎, 中野渡拓也, RISER S. C, 若土正曉

月刊海洋, 42(11) 643-653, Nov 1, 2010
中解像度海洋・海氷結合モデルによる北太平洋中層のシミュレーション

中野渡拓也, 三寺史夫, 中村知裕, 内本圭亮, 大島慶一郎

日本海洋学会大会講演要旨集, 2010 180, Aug 25, 2010
50-yr scale cooling in North Pacific Intermediate Water simulated by eddy resolving ice-ocean coupled model

NAKANOWATARI TAKUYA, MITSUDERA FUMIO, MOTOI TATSUO, OSHIMA KEIICHIRO, ISHIKAWA ICHIRO

海と空, 85(4) 141-150-150, Mar 25, 2010
オホーツク海および亜寒帯西部における中層水の昇温トレンドの原因

中野渡拓也, 三寺史夫, 中村知裕, 内本圭亮, 大島慶一郎

日本海洋学会大会講演要旨集, 2009 8, Sep 11, 2009
北太平洋西部における中層水の数十年スケールの低温化:循環境界を横切る輸送量の影響

中野渡拓也, 三寺史夫, 本井達夫, 大島慶一郎

東京大学海洋研究所国際沿岸海洋研究センター研究報告, (34) 25, Jul 31, 2009
オホーツク海の低塩化とその海氷・高密度水生成弱化との関係

大島慶一郎, 中野渡拓也, 若土正曉, RISER S. C

日本海洋学会大会講演要旨集, 2009 42, Mar 23, 2009
北半球高緯度海域における気候変動研究―近未来温暖化影響予測に向けた最新の知見―温暖化によるオホーツク海及び北太平洋のオーバーターン弱化

大島慶一郎, 中野渡拓也, 若土正曉

月刊地球, 30(3) 127-133, May 1, 2008
Sea of Okhotsk sensitive to global warming : its impact on the North Pacific

Ohshima Kay I, Nakanowatari Takuya, Wakatsuchi Masaaki

Low temperature science, 65 67-75, Mar 23, 2007
C308 オホーツク海の最大海氷面積を決定する要因(相互作用)

中野渡拓也, 永井祥子, 大島慶一郎

大会講演予講集, 92 243-243, 2007

Books and Other Publications

北海道からみる地球温暖化 (岩波ブックレット)

大崎満, 中野渡拓也, 山中康裕, 吉田文和, 帰山雅秀 (Role: Joint author)

岩波書店, May 8, 2008 (ISBN: 4000094246)

Research Projects

A study of predictabiliy of marine ecosystem in the Arctic Ocean and its adjucent regions based on an ice-ocean coupled data assimilation system

Grants-in-Aid for Scientific Research, Fund for the Promotion of Joint International Research (Fostering Joint International Research), Japan Society for the Promotion of Science, 2018 - 2021

Nakanowatari Takuya
Disosolved iron transport process and its mechanism driven by sea ice formation and melting in polar oceans

Grants-in-Aid for Scientific Research, Grant-in-Aid for Young Scientists (B), Japan Society for the Promotion of Science, Apr, 2016 - Mar, 2019

Nakanowatari Takuya, Mitsudera Humio, Nakamura Tomoyuki, Uchimoto Keisuke, Nishioka Jun, Watanabe Eiji
Overturning circulation that connects the surface and intermediate layers in the North Pacific: A new perspective on its three-dimensional structure and variability

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

Mitsudera Humio, Fujii Yousuke, Nakanowatari Takuya, Nishikawa Hatsumi
Understanding the seasonal cycle and multiple intercations related to the Arctic amplification

Grants-in-Aid for Scientific Research, Grant-in-Aid for Scientific Research (A), Japan Society for the Promotion of Science, Apr, 2012 - Mar, 2016

INOUE JUN, IIJIMA YOSHIHIRO, TAKAYA KOUTAROU, HORI MASATAKE, ENOMOTO TAKESHI, NAKANOWATARI TAKUYA, OOSHIMA KAZUHIRO, KOMORI NOBUMASA

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