Norihisa Usui

Profile Information

Affiliation: 主任研究官, 全球大気海洋研究部, 気象庁気象研究所

Degree: Ph.D.(Kyoto University)

ORCID ID: https://orcid.org/0000-0003-0222-2355
J-GLOBAL ID: 200901078461029245
researchmap Member ID: 5000063476

External link: https://www.mri-jma.go.jp/Member/glb/sausuinorihisau_en.html

Research Interests

Research Areas

Natural sciences / Atmospheric and hydrospheric science /

Education

- Mar, 2008

Kyoto University
Apr, 1996 - Mar, 1998

Department of Pure and Applied Physics, Graduate School of Science and Engineering, Waseda University
Apr, 1992 - Mar, 1996

Department of Applied Physics, School of Science and Engineering, Waseda University

Awards

Feb, 2019

気象研究所所長表彰

日本沿岸海況監視予測システム開発グループ
Apr, 2016

Hidaka Outstanding-Publication Award

Norihisa Usui
Feb, 2016

気象研究所所長表彰

異常潮位監視予測技術開発グループ
Jun, 2008

気象庁長官表彰

海洋解析及び予報システム開発グループ

Major Papers

Sea level variability along the Japanese coast forced by the Kuroshio and its extension

Norihisa Usui, Koji Ogawa

Journal of Oceanography, Jul 29, 2022 Peer-reviewedLead author
Unusually high sea level at the south coast of Japan in September 2011 induced by the Kuroshio

Norihisa Usui, Koji Ogawa, Kei Sakamoto, Hiroyuki Tsujino, Goro Yamanaka, Tsurane Kuragano, Masafumi Kamachi

Journal of Oceanography, 77(3) 447-461, Jun, 2021 Peer-reviewedLead author
Progress of studies on Kuroshio path variations south of Japan in the past decade

Usui, N

"Kuroshio Current: Physical, Biogeochemical and Ecosystem Dynamics", Takeyoshi Nagai, Hiroaki Saito, Koji Suzuki, Motomitsu Takahashi (eds.), AGU Geophysical Monograph Series. AGU-Wiley, (Chap.9) 147-161, Apr, 2019 Peer-reviewedInvitedLead author
Four-dimensional variational ocean reanalysis: a 30-year high-resolution dataset in the western North Pacific (FORA-WNP30)

Norihisa Usui, Tsuyoshi Wakamatsu, Yusuke Tanaka, Nariaki Hirose, Takahiro Toyoda, Shiro Nishikawa, Yosuke Fujii, Yasushi Takatsuki, Hiromichi Igarashi, Haruka Nishikawa …

JOURNAL OF OCEANOGRAPHY, 73(2) 205-233, Apr, 2017 Peer-reviewedLead author
Development of a Four-Dimensional Variational Assimilation System for Coastal Data Assimilation around Japan

Norihisa Usui, Yosuke Fujii, Kei Sakamoto, Masafumi Kamachi

MONTHLY WEATHER REVIEW, 143(10) 3874-3892, Oct, 2015 Peer-reviewedLead author
Long-term variability of the Kuroshio path south of Japan

Norihisa Usui, Hiroyuki Tsujino, Hideyuki Nakano, Satoshi Matsumoto

JOURNAL OF OCEANOGRAPHY, 69(6) 647-670, Dec, 2013 Peer-reviewedLead author
Improving strategies with constraints regarding non-Gaussian statistics in a three-dimensional variational assimilation method

Norihisa Usui, Shiro Ishizaki, Yosuke Fujii, Masafumi Kamachi

JOURNAL OF OCEANOGRAPHY, 67(3) 253-262, Jun, 2011 Peer-reviewedLead author
Decay mechanism of the 2004/05 Kuroshio large meander

Norihisa Usui, Hiroyuki Tsujino, Hideyuki Nakano, Yosuke Fujii, Masafumi Kamachi

Journal of Geophysical Research: Oceans, 116(10), 2011 Peer-reviewedLead author
Formation process of the Kuroshio large meander in 2004

Norihisa Usui, Hiroyuki Tsujino, Hideyuki Nakano, Yosuke Fujii

JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, 113(C8), Aug, 2008 Peer-reviewedLead author
Generation of a trigger meander for the 2004 Kuroshio large meander

Norihisa Usui, Hiroyuki Tsujino, Yosuke Fujii, Masafumi Kamachi

JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, 113(C1), Jan, 2008 Peer-reviewedLead author
Short-range prediction experiments of the Kuroshio path variabilities south of Japan

Norihisa Usui, Hiroyuki Tsujino, Yosuke Fujii, Masafumi Kamachi

OCEAN DYNAMICS, 56(5-6) 607-623, Dec, 2006 Peer-reviewedLead author
Meteorological Research Institute multivariate ocean variational estimation (MOVE) system: Some early results

N Usui, S Ishizaki, Y Fujii, H Tsujino, T Yasuda, M Kamachi

Advances in Space Research, 37(4) 806-822, Jan, 2006 Peer-reviewedLead author

Misc.

High-resolution Ocean Reanalysis Using 4-dimensional Variational Data Assimilation System

Annual report of the earth simulator, 277-280, Apr, 2016
P113 北西太平洋海洋長期再解析(FORA-WNP30) : 2.パフォーマンスの評価とデータ公開について(ポスター・セッション)

五十嵐弘道, 石川洋一, 若松剛, 田中裕介, 西川史朗, 西川悠, 蒲地政文, 倉賀野連, 高槻靖, 藤井陽介 …

大会講演予講集, 108 193-193, 2015
D163 北西太平洋海洋長期再解析(FORA-WNP30) : 1.データ同化システムとプロダクトの概要(気象予報・データ同化,一般口頭発表)

石川洋一, 五十嵐弘道, 若松剛, 田中裕介, 西川史朗, 西川悠, 蒲地政文, 倉賀野連, 高槻靖, 藤井陽介 …

大会講演予講集, 108 173-173, 2015
P170 台風や大気擾乱の発達に対する新しい表層海洋熱容量(ポスター・セッション)

和田章義, 碓氷典久

大会講演予講集, 108 250-250, 2015
Observing system evaluations using the ocean data assimilation and prediction system, MOVE/MRI.COM

Fujii, Y, M. Kamachi, N. Usui, S. Matsumoto, T. Yasuda, S. Ishizaki

Annex, 2010
C207 台風Hai-Tang(2005)の強度予測に対する波浪-海洋相互作用の役割(台風,一般口頭発表)

和田章義, 高野洋雄, 川合義美, 碓氷典久

大会講演予講集, 97 143-143, 2010
D406 台風発達期における台風Hai-Tang(2005)と海洋との相互作用(台風)

和田章義, 高野洋雄, 碓氷典久, 川合義美

大会講演予講集, 95 234-234, 2009
C162 海面水温日変化が台風強度予測に与える影響(台風)

和田章義, 川合義美, 碓氷典久

大会講演予講集, 96 199-199, 2009
P198 海洋貯熱量変動に見られる台風活動モードと台風経路の関係

和田章義, Chan Johnny C. L., 碓氷典久

大会講演予講集, 94 445-445, 2008
P149 海洋貯熱量分布と台風の発生・急発達との関係

和田章義, 碓氷典久

大会講演予講集, 89 298-298, 2006

Books and Other Publications

データ同化―観測・実験とモデルを融合するイノベーション

淡路敏之, 池田元美, 石川洋一, 蒲地政文

京都大学学術出版会, Aug 20, 2009 (ISBN: 4876987971)

Professional Memberships

Research Projects

黒潮・親潮等海洋前線帯の大気海洋結合系における役割とその経年変動の予測可能性

新学術領域研究(研究領域提案型), 文部科学省, Apr, 2019 - Mar, 2024

野中正見
黒潮周辺海域における急激な海面水温上昇のメカニズム解明とその沿岸環境への影響評価

科学研究費補助金(基盤研究(C)), 文部科学省, Apr, 2019 - Mar, 2022

碓氷典久
海峡力学過程の統合と解剖

基盤研究(A), 文部科学省, Apr, 2016 - Mar, 2021

広瀬直毅
データ同化による日本沿岸の10日から10年スケールの水位変動メカニズムの解明

科学研究費補助金(基盤研究(C)), 基盤研究(C), 文部科学省, Apr, 2014 - Mar, 2017

碓氷典久
Mechanisms for the formation and variability of the Kuroshio Extension system and its influences on the atmosphere and the marine ecosystem

Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area), Ministry of Education, Culture, Sports, Science and Technology, Apr, 2010 - Mar, 2015

Masami Nonaka
Study on long-term variation of the Kuroshio large meander using an ocean data assimilation system

Grants-in-Aid for Young Scientists (B), 若手研究(B), Ministry of Education, Culture, Sports, Science and Technology, Apr, 2009 - Mar, 2012

Norihisa Usui
Analysis of factors in the freshening trend of the water in the North Pacific through back-tracing using an adjoint model

Grant-in-Aid for Scientific Research (C), Grant-in-Aid for Scientific Research (C), Ministry of Education, Culture, Sports, Science and Technology, Apr, 2009 - Mar, 2012

Masafumi Kamachi
Study on the effect of short-term variations in the upper ocean on the atmosphere

Grants-in-Aid for Scientific Research(基盤研究(C)), 基盤研究(C), Ministry of Education, Culture, Sports, Science and Technology, 2007 - 2009

Yoshimi KAWAI, Akiyoshi WADA, Norihisa USUI, Kousei SASAOKA
Quantitative evaluation of conditions governing formation and disappearance of the Kuroshio Large Meander using data assimilation methods

Grants-in-Aid for Scientific Research(基盤研究(C)), 基盤研究(C), Ministry of Education, Culture, Sports, Science and Technology, 2006 - 2008

Hiroyuki TSUJINO, 碓氷典久, 中野英之, 藤井陽介, 碓氷典久, 中野英之, 藤井陽介

Profile Information

Research Interests

Research Areas

Education

Awards

Major Papers

Misc.

Books and Other Publications

Professional Memberships

Research Projects

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