Researcher Information
researchmap URL
Research History
- 2021 - Present
Japan Agency for Marine-Earth Science and Technology, 地球環境部門, 主任研究員 - 2013 - 2021
Japan Agency for Marine-Earth Science and Technology, 地球環境部門, 研究員 - 2010 - 2013
海洋研究開発機構, アプリケーションラボラトリー, 特任研究員 - 2008 - 2010
National Oceanic and Atmospheric Administration, Pacific Marine Environmental Laboratory, ポストドクトラル研究員 - 2005 - 2008
Japan Agency for Marine-Earth Science and Technology, 地球環境観測研究センター, ポストドクトラル研究員
Education
Research activity information
Papers
- Ke Huang; Weiqing Han; Motoki Nagura; Weiqiang Wang; Ying Wu
Unique Seasonality of Equatorial Undercurrent Associated With Annual and Semiannual Resonances in the Indian Ocean
GEOPHYSICAL RESEARCH LETTERS, 17 Jul. 2025
52, 14 - Motoki Nagura; Michael J. McPhaden
Bimonthly Variability in Zonal Velocity at Middepths of the Equatorial Indian Ocean
JOURNAL OF PHYSICAL OCEANOGRAPHY, Jul. 2025
55, 7, 865, 881 - Shirui Peng; Jörn Callies; Motoki Nagura; Michael J. Mcphaden
Yanai waves in the deep East Indian Ocean observed with seismic ocean tomography
Journal of Physical Oceanography, 28 Feb. 2025
[Reviewed] - Borui Wu; Hidenori Aiki; Takahiro Toyoda; Tomomichi Ogata; Motoki Nagura
Energy circulation associated with interannual waves in the tropical-subtropical Pacific
Climate Dynamics, 13 Jan. 2025
63, 1
[Reviewed] - Motoki Nagura; Michael J. McPhaden
Mixed Rossby Gravity Waves at Middepths of the Equatorial Indian Ocean
Journal of Physical Oceanography, Aug. 2024
54, 8, 1787, 1805
[Reviewed]
Lead, Corresponding - Janet Sprintall; Motoki Nagura; Juliet Hermes; M. K. Roxy; Michael J. McPhaden; E. Pattabhi Rama Rao; Srinivasa Kumar Tummala; Sidney Thurston; Jing Li; Mathieu Belbeoch; Victor Turpin
COVID Impacts Cause Critical Gaps in the Indian Ocean Observing System
Bulletin of the American Meteorological Society, Mar. 2024
105, 3, E725, E741
[Reviewed] - Motoki Nagura; Michael J. McPhaden
Dual-Frequency Wind-Driven Mixed Rossby–Gravity Waves in the Equatorial Indian Ocean
Journal of Physical Oceanography, Jun. 2023
53, 6, 1535, 1553
[Reviewed]
Lead, Corresponding - Ke Huang; Dongxiao Wang; Gengxin Chen; Motoki Nagura; Weiqing Han; Michael J. McPhaden; Ming Feng; Ju Chen; Ying Wu; Xiaolin Zhang; Yuanlong Li; Qiang Xie; Weiqiang Wang; Feng Zhou
Intensification and Dynamics of the Westward Equatorial Undercurrent During the Summers of 1998 and 2016 in the Indian Ocean
Geophysical Research Letters, 19 Oct. 2022
49, 20
[Reviewed] - Motoki Nagura; Satoshi Osafune
Second Baroclinic Mode Rossby Waves in the South Indian Ocean
Journal of Physical Oceanography, Aug. 2022
52, 8, 1749, 1773
[Reviewed]
Lead, Corresponding - Iskhaq Iskandar; Motoki Nagura; Michael J. McPhaden
Role of the eastern boundary-generated waves on the termination of 1997 Indian Ocean Dipole event
Geoscience Letters, 26 Nov. 2021
8, 1
[Reviewed] - Motoki Nagura; Michael J. McPhaden
Predicting Interannual Variability in Sea Surface Height Along the West Coast of Australia Using a Simple Ocean Model
Geophysical Research Letters, 16 Sep. 2021
48, 18
[Reviewed]
Lead, Corresponding - Zimeng Li; Hidenori Aiki; Motoki Nagura; Tomomichi Ogata
The vertical structure of annual wave energy flux in the tropical Indian Ocean
Progress in Earth and Planetary Science, 13 Jul. 2021
8, 1
[Reviewed] - Takahiro Toyoda; Hideyuki Nakano; Hidenori Aiki; Tomomichi Ogata; Yoshiki Fukutomi; Yuki Kanno; L. Shogo Urakawa; Kei Sakamoto; Goro Yamanaka; Motoki Nagura
Energy Flow Diagnosis of ENSO from an Ocean Reanalysis
Journal of Climate, May 2021
34, 10, 4023, 4042
[Reviewed] - Motoki Nagura
Spiciness Anomalies of Subantarctic Mode Water in the South Indian Ocean
Journal of Climate, May 2021
34, 10, 3927, 3953
[Reviewed]
Lead, Corresponding - Motoki Nagura; Michael J. McPhaden
Interannual Variability in Sea Surface Height at Southern Midlatitudes of the Indian Ocean
Journal of Physical Oceanography, May 2021
51, 5, 1595, 1609
[Reviewed]
Lead, Corresponding - Motoki Nagura
Variability in Meridional Transport of the Subtropical Circulation in the South Indian Ocean for the Period From 2006 to 2017
Journal of Geophysical Research: Oceans, 11 Jun. 2020
125, 6
[Reviewed]
Lead, Corresponding - Motoki Nagura
Annual Rossby Waves Below the Pycnocline in the Indian Ocean
Journal of Geophysical Research: Oceans, 27 Dec. 2018
123, 12, 9405, 9415
[Reviewed]
Lead, Corresponding - Motoki Nagura; Shinya Kouketsu
Spiciness Anomalies in the Upper South Indian Ocean
Journal of Physical Oceanography, Sep. 2018
48, 9, 2081, 2101
[Reviewed]
Lead, Corresponding - Motoki Nagura; J. P. McCreary; H. Annamalai
Origins of Coupled Model Biases in the Arabian Sea Climatological State
Journal of Climate, Mar. 2018
31, 5, 2005, 2029
[Reviewed]
Lead, Corresponding - Motoki Nagura; Michael J. McPhaden
The Shallow Overturning Circulation in the Indian Ocean
Journal of Physical Oceanography, Feb. 2018
48, 2, 413, 434
[Reviewed]
Lead, Corresponding - H. Annamalai; Bunmei Taguchi; Julian P. McCreary; Motoki Nagura; Toru Miyama
Systematic Errors in South Asian Monsoon Simulation: Importance of Equatorial Indian Ocean Processes
JOURNAL OF CLIMATE, Oct. 2017
30, 20, 8159, 8178
[Reviewed] - Tomomichi Ogata; Motoki Nagura; Yukio Masumoto
Mean Subsurface Upwelling Induced by Intraseasonal Variability over the Equatorial Indian Ocean
Journal of Physical Oceanography, Jun. 2017
47, 6, 1347, 1365
[Reviewed] - Kentaro Ando; Yoshifumi Kuroda; Yosuke Fujii; Tatsuya Fukuda; Takuya Hasegawa; Takanori Horii; Yasuhisa Ishihara; Yuji Kashino; Yukio Masumoto; Keisuke Mizuno; Motoki Nagura; Iwao Ueki
Fifteen years progress of the TRITON array in the Western Pacific and Eastern Indian Oceans
Journal of Oceanography, 20 Feb. 2017
73, 4, 403, 426
[Reviewed] - Motoki Nagura; Michael J. McPhaden
Zonal Propagation of Near-Surface Zonal Currents in Relation to Surface Wind Forcing in the Equatorial Indian Ocean
JOURNAL OF PHYSICAL OCEANOGRAPHY, Dec. 2016
46, 12, 3623, 3638
[Reviewed]
Lead, Corresponding - INGO RICHTER; TAKESHI DOI; PING CHANG; ZHAO XU; TAKAHITO KATAOKA; TOMOKI TOZUKA; MOTOKI NAGURA; PASCAL OETTLI; SIMON P. DE SZOEKE
AN OVERVIEW OF COUPLED GCM BIASES IN THE TROPICS
Indo-Pacific Climate Variability and Predictability, Feb. 2016
213, 263 - Yukio Masumoto; Motoki Nagura; Toru Miyama; Shang-Ping Xie; Zuojun Yu; Julian P. McCreary; P. N. Vinayachandran; Raleigh R. Hood; Hezi Gildor
Ocean processes relevant to climate variations in the indian ocean sector
World Scientific Series on Asia-Pacific Weather and Climate, 2016
7, 25, 61
[Reviewed] - Motoki Nagura; Yukio Masumoto
A Wake due to the Maldives in the Eastward Wyrtki Jet
Journal of Physical Oceanography, Jul. 2015
45, 7, 1858, 1876
[Reviewed]
Lead, Corresponding - Motoki Nagura; Toru Terao; Masahiro Hashizume
The Role of Temperature Inversions in the Generation of Seasonal and Interannual SST Variability in the Far Northern Bay of Bengal
Journal of Climate, 01 May 2015
28, 9, 3671, 3693
[Reviewed]
Lead, Corresponding - Ayako SEIKI; Motoki NAGURA; Takuya HASEGAWA; Kunio YONEYAMA
Seasonal Onset of the Madden-Julian Oscillation and its Relation to the Southeastern Indian Ocean Cooling
Journal of the Meteorological Society of Japan. Ser. II, 2015
93A, 139, 156
[Reviewed] - Motoki Nagura; Michael J. McPhaden
Zonal momentum budget along the equator in the Indian Ocean from a high‐resolution ocean general circulation model
Journal of Geophysical Research: Oceans, 21 Jul. 2014
119, 7, 4444, 4461
[Reviewed]
Lead, Corresponding - Tomoki Tozuka; Motoki Nagura; Toshio Yamagata
Influence of the Reflected Rossby Waves on the Western Arabian Sea Upwelling Region
Journal of Physical Oceanography, 24 Apr. 2014
44, 5, 1424, 1438
[Reviewed] - Motoki Nagura; Yukio Masumoto; Takanori Horii
Meridional Heat Advection due to Mixed Rossby Gravity Waves in the Equatorial Indian Ocean
Journal of Physical Oceanography, 01 Jan. 2014
44, 1, 343, 358
[Reviewed]
Lead, Corresponding - Iskhaq Iskandar; Wijaya Mardiansyah; Dedi Setiabudidaya; Pradanto Poerwono; Netty Kurniawati; Fadli Saymsuddin; Motoki Nagura
Equatorial Oceanic Waves and the Evolution of 2007 Positive Indian Ocean Dipole
Terrestrial, Atmospheric and Oceanic Sciences, 2014
25, 6, 847, 847
[Reviewed] - T. Horii; K. Mizuno; M. Nagura; T. Miyama; K. Ando
Seasonal and interannual variation in the cross‐equatorial meridional currents observed in the eastern Indian Ocean
Journal of Geophysical Research: Oceans, 10 Dec. 2013
118, 12, 6658, 6671
[Reviewed] - Michael J. McPhaden; Motoki Nagura
Indian Ocean dipole interpreted in terms of recharge oscillator theory
Climate Dynamics, 17 Apr. 2013
42, 5-6, 1569, 1586
[Reviewed] - Motoki Nagura; Wataru Sasaki; Tomoki Tozuka; Jing-Jia Luo; Swadhin K. Behera; Toshio Yamagata
Longitudinal biases in the Seychelles Dome simulated by 35 ocean-atmosphere coupled general circulation models
JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, Feb. 2013
118, 2, 831, 846
[Reviewed]
Lead, Corresponding - Motoki Nagura; Michael J. McPhaden
The dynamics of wind-driven intraseasonal variability in the equatorial Indian Ocean
JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, Feb. 2012
117
[Reviewed]
Lead, Corresponding - Motoki Nagura; Michael J. McPhaden
Dynamics of zonal current variations associated with the Indian Ocean dipole
JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, Nov. 2010
115
[Reviewed]
Lead, Corresponding - Motoki Nagura; Michael J. McPhaden
Wyrtki Jet dynamics: Seasonal variability
JOURNAL OF GEOPHYSICAL RESEARCH-OCEANS, Jul. 2010
115
[Reviewed]
Lead, Corresponding - Motoki Nagura; Michael J. McPhaden
The dynamics of zonal current variations in the central equatorial Indian Ocean
GEOPHYSICAL RESEARCH LETTERS, Dec. 2008
35, 23
[Reviewed]
Lead, Corresponding - Motoki Nagura; Kentaro Ando; Keisuke Mizuno
Pausing of the ENSO Cycle: A Case Study from 1998 to 2002
Journal of Climate, 15 Jan. 2008
21, 2, 342, 363
[Reviewed]
Lead, Corresponding - Kentaro Ando; Motoki Nagura; Takuya Hasegawa
Analysis of tropical climate variability based on the TAO/TRITON observation
OCEANS'08 MTS/IEEE Kobe-Techno-Ocean'08 - Voyage toward the Future, OTO'08, 2008 - Motoki Nagura; Masanori Konda
The Seasonal Development of an SST Anomaly in the Indian Ocean and Its Relationship to ENSO
Journal of Climate, 01 Jan. 2007
20, 1, 38, 52
[Reviewed]
Lead, Corresponding - Motoki Nagura; Masanori Konda
The Relationship between the Interannual Variation of the North Indian Ocean SST Induced by Surface Wind and ENSO during Boreal Summer
Journal of Climate, 15 Jun. 2005
18, 12, 1942, 1956
[Reviewed]
Lead, Corresponding
Books and Other Publications
- Contributor, Chapters 8 and 17
The Indian Ocean and its Role in the Global Climate System
18 Apr. 2024
9780128226988 - Behera, Swadhin Kumar; 山形, 俊男, Contributor
Indo-Pacific climate variability and predictability
World Scientific, 2016
9789814696616
