Research Interests Climate Change Global Oceanic Change Dynamics of the Earth System
備考・その他
Curriculum Vitae 2001/11 Ph.D., Science, Kyoto University 2000/8~2003/6 Research Scientist , Frontier Research System for Global Change 2003/7~2009/3 Research Scientist, Frontier Research Center for Global Change 2009/4~2014/3 Team Leader (Senior Research Scientist), Research Institute for Global Change, Japan Agency for Marine-Earth Science and Technology (JAMSTEC) 2014/4~2019/3 Group Leader (Senior Research Scientist), Research and Development Center for Global Change, JAMSTEC 2019/4~2020/3 Director (Senior Research Scientist), Research Institute for Global Change, JAMSTEC 2020/4~2022/5 Director (Principal Research Scientist), Research Institute for Global Change, JAMSTEC 2022/6~ Director-General (Principal Research Scientist), Research Institute for Global Change, JAMSTEC
研究業績
査読有り(JAMSTECでの成果)
Shuhei Masuda,Masato Kobayashi,Luis Alfredo Icochea Salas,Gandy Maria Rosales Quintana. Possible Link between Temperatures in the Seashore and Open Ocean Waters of Peru Identified by Using New Seashore Water Data. Progress in Earth and Planetary Science, 2023, 10, doi: 10.1186/s40645-023-00571-1
Satoshi Osafune, Shinya Kouketsu, Toshimasa Doi, Nozomi Sugiura, Shuhei Masuda. A global ocean state estimation using tidally induced vertical-mixing schemes. OCEAN MODELLING, 2022, 179, doi: 10.1016/j.ocemod.2022.102111
Satoshi Osafune, Nozomi Sugiura, Toshimasa Doi, Tadashi Hemmi, Shuhei Masuda. The use of tidally induced vertical-mixing schemes in simulating the Pacific deep-ocean state. JOURNAL OF OCEANOGRAPHY, 2021, doi: 10.1007/s10872-021-00591-9
Shuhei Masuda and Satoshi Osafune. Ocean State Estimations for Synthesis of Ocean-Mixing Observations. JOURNAL OF OCEANOGRAPHY, 2021, doi: 10.1007/s10872-020-00587-x
Nozomi Sugiura, Shinya Kouketsu, Shuhei Masuda, Satoshi Osafune, and Ichiro Yasuda. Estimating the population mean for a vertical profile of energy dissipation rate. Scientific Reports, 2020, 10, doi: 10.1038/s41598-020-77414-2
Annie P. Wong, Susan E. Wijffels, Stephen C. Riser, Sylvie Pouliquen, Shigeki Hosoda,Dean Roemmich, John Gilson, Gregory C. Johnson, Kim Martini, Dave J. Murphy, Megan Scanderbeg, TVS Udaya Bhaskar, Justin J. Buck, Frederic Merceur, Thierry Carval, Guillaume Maze, Cécile Cabanes, Xavier André, Noé Poffa, Igor Yashayaev, Paul Barker, Stéphanie Guinehut, Mathieu Belbéoch, Mark Ignaszewski, Molly O. Baringer, Claudia Schmid, John M. Lyman, Kristene E. McTaggart, Sarah Purkey, Nathalie Zilberman, Matthew B. Alkire, Dana Swift, W. Brechner Owens, Steven R. Jayne, Cora Hersh, Pelle Robbins, Deb West-Mack, Frank Bahr, Sachiko Yoshida, Philip J. Sutton, Romain Cancouët, Christine Coatanoan, Delphine Dobbler, Andrea G. Juan, Jerôme Gourrion, Nicolas Kolodziejczyk, Vincent Bernard, Bernard Bourlès, Hervé Claustre, Fabrizio D'ortenzio, Serge LeReste, Pierre-Yves Le Traon, Jean-Philippe Rannou, Carole Saout-Grit, Sabrina Speich, Toshio Suga, Taiyo Kobayashi, Shuhei Masuda, Kanako Sato, et al.. Argo data 1999-2019: two million temperature-salinity profiles and subsurface velocity observations from a global array of profiling floats. Frontiers in marine science, 2020, 7, doi: 10.3389/fmars.2020.00700
Robinson Mugo, Sei-Ichi Saitoh, Hiromichi Igarashi, Takahiro Toyoda, Shuhei Masuda, Toshiyuki Awaji, Yoichi Ishikawa. Identification of skipjack tuna (Katsuwonus pelamis) pelagic hotspots applying a satellite remote sensing-driven analysis of ecological niche factors: A short-term run. PLoS One, 2020, 15, 8, p. 1-25, doi: 10.1371/journal.pone.0237742
Nakajima R, Tsuchiya M, Yabuki A, Masuda S, Kitahashi T, Nagano Y, IKuta T, Isobe N, Nakata H, Ritchie H, Oguri K, Osafune S, Kawamura K, Suzukawa M, Yamauchi T, Iijima K, Yoshida T, Chiba S, Fujikura K. Massive occurrence of benthic plastic debris at the abyssal seafloor beneath the Kuroshio Extension, the North West Pacific. MARINE POLLUTION BULLETIN, 2020, 166, p. 112188-112188, doi: 10.1016/j.marpolbul.2021.112188
Shuhei Masuda. Determining subsurface oceanic changes in the Indian sector of the Southern Ocean using Argo float data. Polar Science, 2020, 23, p. 1-8, doi: 10.1016/j.polar.2019.100498
Satoshi Osafune, Shinya Kouketsu, Shuhei Masuda, Nozomi Sugiura. Dynamical ocean response controlling the eastward movement of a heat content anomaly caused by the 18.6-year modulation of localized tidally-induced mixing. JOURNAL OF GEOPHYSICAL RESEARCH - Oceans, 2020, 125, 2, doi: 10.1029/2019JC015513
Yosuke Fujii , Elisabeth Remy, Hao Zuo , Peter Oke , George Halliwell , Florent Gasparin , Mounir Benkiran, Nora Loose , James Cummings , Jiping Xie , Yan Xue , Shuhei Masuda , Gregory C. Smith , Magdalena Balmaseda , Cyril Germineaud , Daniel J. Lea , Gilles Larnicol, Laurent Bertino , Antonio Bonaduce , Pierre Brasseur , Craig Donlon , Patrick Heimbach , YoungHo Kim , Villy Kourafalou , Pierre-Yves Le Traon , Matthew Martin , Shastri Paturi , Benoit Tranchant and Norihisa Usui. Observing System Evaluation Based on Ocean Data Assimilation and Prediction Systems: On-Going Challenges and a Future Vision for Designing and Supporting Ocean Observational Networks. Frontiers in marine science, 2019, doi: 10.3389/fmars.2019.00417
Shuhei Masuda, Satoshi Osafune, Tadashi Hemmi. Deep-float salinity data synthesis for deep ocean state estimation: Method and impact. Progress in Earth and Planetary Science, 2018, 5, doi: 10.1186/s40645-018-0247-9
Kawai, Yoshimi, Satoshi Osafune, Shuhei Masuda, and Yoshiki Komuro. Relations between salinity in the northwestern Bering Sea, the Bering Strait throughflow and sea surface height in the Arctic Ocean. JOURNAL OF OCEANOGRAPHY, 2018, 74, 3, p. 239-261, doi: 10.1007/s10872-017-0453-x
Hiromichi Igarashi, Taro Ichii, Mitsuo Sakai, Yoichi Ishikawa, Takahiro Toyoda, Shuhei Masuda, Nozomi Sugiura, Kedarnath Mahapatra, Toshiyuki Awaji. Possible link between interannual variation of neon flying squid (Ommastrephes bartramii) abundance in the North Pacific and the climate phase shift in 1998/1999. Progress in Oceanography, 2017, 150, p. 20-34, doi: 10.1016/j.pocean.2015.03.008
Xueyuan Liu, Armin Köhl, Detlef Stammer, Shuhei Masuda, Yoichi Ishikawa, Takashi Mochizuki. Impact of in-consistency between the climate model and its initial conditions on climate prediction. Clim. Dym., 2016, p. 1-15, doi: DOI 10.1007/s00382-016-3194-4
Mochizuki, T., S. Masuda, Y. Ishikawa, and T. Awaji. Multiyear climate prediction with initialization based on 4D-Var data assimilation. Geophysical Research Letters, 2016, 43, doi: 10.1002/2016GL067895
S. Masuda, Matthews J P, Y. Ishikawa, Mochizuki Takashi,tanaka yuusuke , A. Awaji. A new Approach to El Nino Prediction beyond the Spring Season. Scientific Reports, 2015, 5, p. 1-9, doi: 10.1038/srep16782
Toshimasa Doi, Satoshi Osafune, Nozomi Sugiura, Shinya Kouketsu, Akihiko Murata, Shuhei Masuda, and Takahiro Toyoda. Multi-decadal change in the dissolved inorganic carbon in a long-term ocean state estimation. Journal of Advances in Modeling Earth Systems, 2015, 7, 4, p. 1885-1900, doi: 10.1002/2015MS000462
Toyoda Takahiro, Sugiura Nozomi, Masuda S., Sasaki Y., Igarashi Hiromichi, Ishikawa Y., Hatayama takaki,Kawano T., Kawai Y., Koketsu shinya, Katsumata Katsuro, Uchida Hiroshi, Doi Toshimasa, Fukasawa M., Awaji T.. An improved simulation of the deep Pacific Ocean using optimally-estimated vertical diffusivity based on the Green's function method. Geophys. Res. Lett., 2015, 42, 22, p. 9916-9924, doi: 10.1002/2015GL065940
Fujii Y., Cummings J., Xue Yan, Schiller A., Lee T. , Balmaseda M. A. , Remy E., Masuda shuhei, Brassington G., Alves O., Cornuelle B., Martin M., Oke P., Smith G., Yang X.. Evaluation of the Tropical Pacific Observing System from the ocean data assimilation perspective. Q.J.R.Meteorol.Soc., 2015, 141, p. 2481-2496, doi: DOI:10.1002/qj.2579
Shi L., Alves O., Wedd R., Balmaseda M. A., Chang Y., Chepurin G., Ferry N., Fujii Y., Gaillard F., Good S. A., Guinehut S., Haines K., Hernandez F., Lee T., Palmer M., Peterson D., Masuda S., Storto A., Toyoda T., Valdivieso M., Vernieres G., Wang X. , Yin Y.. An Assessment of Upper Ocean Salinity Content from the Ocean Reanalyses Inter-Comparison Project (ORA-IP). Climate Dynamics, 2015, 45, p. 1-21, doi: 10.1007/s00382-015-2868-7
Palmer M. D., Roberts C. D., Balmaseda M., Chang Y.-S., Chepurin G., Ferry N., Fujii Y., Good S. A., Guinehut S., Haines K., Hernandez F., Kohl A. , Lee T., Martin M. J., Masina S., Masuda S., Peterson K. A., Storto A., Toyoda T., Valdivieso M., Vernieres G., Wang O., Xue Y.. Ocean heat content variability and change in an ensemble of ocean reanalyses. Climate Dynamics, 2015, 45, p. 1-22, doi: 10.1007/s00382-015-2801-0
Toyoda T., Fujii Y., Kuragano T., Kosugi N., Sasano D., Kamachi M., Ishikawa Y., Masuda S., Sato K., Awaji T., Hernandez F., Ferry N., Guinehut S, Martin M., Peterson K. A., Good S. A., Valdivieso M., Haines K., Storto A., Masina S., Kohl A., Yin Y., Shi L., Alves O., Smith G., Chang Y.-S., Vernieres G., Wang X., Forget G., Heimbach P., Wang O., Fukumori I.,Lee T., Zuo H., Balmaseda M. A.. Interannual-decadal variability of wintertime mixed layer depths in the North Pacific detected by an ensemble of ocean syntheses. CLIMATE DYNAMICS, 2015, 45, p. 1-17, doi: 10.1007/s00382-015-2762-3
S. Osafune, S. Masuda, N. Sugiura, T. Doi. Evaluation of the applicability of the Estimated State of Global Ocean for Climate Research (ESTOC) dataset. Geophysical Research Letters, 2015, 42, 12, p. 4903-4911
M. A. Balmaseda, F. Hernandez, A. Storto, M. D. Palmer, O. Alves, L. Shi, G. C. Smith, T. Toyoda, M. Valdivieso, B. Barnier, D. Behringer, T. Boyer, Y-S. Chang, G. A. Chepurin, N. Ferry, G. Forget, Y. Fujii, S. Good, S. Guinehut, K. Haines, Y. Ishikawa, S. Keeley, A. Köhl, T. Lee, M. Martin, S. Masina, S. Masuda, B. Meyssignac, K. Mogensen, L. Parent, K. A. Peterson, Y. M. Tang, Y. Yin, G. Vernieres, X. Wang, J. Waters, R. Wedd, O. Wang, Y. Xue, M. Chevallier, J-F. Lemieux, F. Dupont, T. Kuragano, M. Kamachi, T. Awaji, A. Caltabiano , K. Wilmer-Becker, F. Gaillard. The Ocean Reanalyses Intercomparison Project (ORA-IP). Journal of Operational Oceanography, 2015, 8, 1, p. 80-97, doi: 10.1080/1755876X.2015.1022329
Toyoda T., Fujii Y., Kuragano T., Kamachi M., Yoichi Ishikawa, Shuhei Masuda, 佐藤佳奈子, Awaji T., Hernandez F., Ferry N., Guinehut S, Martin M., Peterson K. A., Good S. A., Valdivieso M., Haines K., Storto A., Masina S., Kohl A., Zuo H., Balmaseda M. A., Yin Y., Shi L., Alves O., Smith G., Chang Y.-S., Vernieres G., Wang X., Forget G., Heimbach P., Wang O., Fukumori I.,Lee T.. Intercomparison and validation of the mixed layer depth fields of global ocean syntheses. Clim. Dyn., 2015, 45, p. 1-21, doi: 10.1007/s00382-015-2637-7
Haruka Nishikawa, Takahiro Toyoda, Shuhei Masuda, Yoichi Ishikawa, Yuji Sasaki, Hiromichi Igarashi, Mitsuo Sakai, Masaki Seito and Toshiyuki Awaji. Wind-induced stock variation of the neon flying squid (Ommastrephes bartramii) winter-spring cohort in the subtropical North Pacific Ocean. Fisheries Oceanography, 2015, 24, 3, p. 220-241, doi: 10.1111/fog.12106
Shiro Nishikawa, Yoichi Ishikawa, Shuhei Masuda, Yoshihisa Hiyoshi, Yuji Sasaki, Hiromichi Igarashi. Argo data assimilation and its effect on climate state estimation and forecasting in the western North Pacific using a coupled model. Journal of Geophysical Research - Oceans, 2015, 120, 4, p. 2636-2654, doi: 10.1002/2014JC010095
Shuhei Masuda. An Observing System Simulation Experiment for the Western North Pacific Region. The Scientific World Journal, 2014, 2014, p. 1-6, doi: 10.1155/2014/314134
S. Osafune, S. Masuda and N. Sugiura. Role of the oceanic bridge in linking the 18.6-year modulation of tidal mixing and long-term SST change in the North Pacific. Geophysical Research Letters, 2014, 41, 20, p. 7284-7290, doi: 10.1002/2014GL061737
Shuhei Masuda, Nozomi Sugiura, Satoshi Osafune, Toshimasa Doi. Improvement of ocean state estimation by assimilating mapped Argo drift data. The Scientific World Journal, 2014, 2014, p. 1-6, doi: 10.1155/2014/975618
Yoshiki Kato, Mitsuo Sakai, Masachika Masujima, Makoto Okazaki, Hiromichi Igarashi, Shuhei Masuda, Toshiyuki Awaji. Effects of hydrographic conditions on the transport of neon flying squid Ommastrephes bartramii larvae in the North Pacific Ocean. Hidrobiologica, 2014, 24, 1, p. 33-38
日吉 善久,石川 洋一,西川 史朗,増田 周平,五十嵐 弘道,佐々木 祐二. 4次元変分法による大気海洋結合再解析データ作成のための周辺システムの構築と応用展開. JAMSTEC Report of Research and Development, 2014, 18
Toyoda T, Fujii Y, Kuragano T, Kamachi M, Ishikawa Y, Masuda S, Awaji T, Hernandez F, Ferry N, Guinehut S, Martin M, Peterson KA, Good S, Valdivieso M, Haines K, Storto A, Kohl A, Yin Y, Shi L, Smith G,Chang Y, Vernieres G, Wang X, Wang O, Lee T, Balmaseda M. Mixed layer depth intercomparison among global ocean syntheses reanalyses.. CLIVAR EXCHANGES, 2014, 19, 64, p. 22-24
Shuhei Masuda and Shigeki Hosoda. Effective Design of Profiling Float Network for Oceanic Heat-content Monitoring. The Scientific World Journal, 2014, 2014, doi: doi:10.1155/2014/340518
N. Sugiura, S. Masuda, Y. Fujii, M. Kamachi, Y. Ishikawa, and T. Awaji. A framework for interpreting regularized state estimation. Monthly Weather Review, 2014, 142, p. 386-400, doi: 10.1175/MWR-D-12-00231.1
Katsuro Katsumata, Bernadette M. Sloyan, Shuhei Masuda. Diapycnal and isopycnal transports in the Southern Ocean estimated by a box inverse model. Journal of Physical Oceanography, 2013, 43, 11, p. 2270-2287, doi: 10.1175/JPO-D-12-0210.1
Toyoda, Awaji, S. Masuda, N. Sugiura, H. Igarashi, Y. Sasaki, Y. Hiyoshi, Y. Ishikawa, S.-I. Saitoh, S. Yoon, T. In, M.J. Kishi. Improved state estimations of lower trophic ecosystems in the global ocean based on a Green's function approach. Progress in Oceanography, 2013, 119, p. 90-107, doi: 10.1016/j.pocean.2013.08.008
Katsuro Katsumata, Shuhei Masuda. Variability in Southern Hemisphere Ocean Circulation from the 1980s to the 2000s. Journal of Physical Oceanography, 2013, 43, 9, p. 1981-2007, doi: 10.1175/JPO-D-12-0209.1
Matthews John J P, Aiki Hidenori, Masuda Shuhei, Awaji Toshiyuki, Ishikawa Yoichi. Monsoon regulation of Lombok Strait internal waves. J. Geophys. Res.-Oceans, 2011, 116, doi: 10.1029/2010JC006403
TOYODA TAKAHIRO , Awaji Toshiyuki , Sugiura Nozomi , Masuda Shuhei , Igarashi Hiromichi , Sasaki Yuji , Hiyoshi Yoshihisa , Ishikawa Yoichi , Mochizuki Takashi , Sakamoto Takashi T , Tatebe Hiroaki , KOMURO YOSHIKI , Suzuki Tatsuo , Nishimura Teruyuki , Mori Masato , Chikamoto Yoshimitsu , Yasunaka Sayaka , Imada Yukiko , Arai Miki , Watanabe Masahiro , Shiogama Hideo , Nozawa Toru , Hasegawa Akira , Ishii Masayoshi , Kimoto Masahide. Impact of the Assimilation of Sea Ice Concentration Data on an Atmosphere-Ocean-Sea Ice Coupled Simulation of the Arctic Ocean Climate. SOLA, 2011, 7, p. 37-40
Hiromichi Igarashi, Toshiyuki Awaji, Takahiro Toyoda, Shuhei Masuda, Nozomi Sugiura, Yuji Sasaki, Yoshihisa Hiyoshi, Mitsuo Sakai, Taro Ichii, Yoichi Ishikawa. An Optimal Synthesis of Observations and Models by Data Assimilation: Applications to Climate Analysis and Fishery Assessment. IEEE Earthzine, 2010
T. Toyoda, T. Awaji, S. Masuda, N. Sugiura,H. Igarashi, T. Mochizuki, Y. Ishikawa. Interannual variability of North Pacific eastern subtropical mode water formation in the 1990s derived from a 4-dimensional variational ocean data assimilation experiment. Dynamics of Atmospheres and Oceans, 2010, 51, p. 1-25, doi: 10.1016/j.dynatmoce.2010.09.001
SHUHEI MASUDA , TOSHIYUKI AWAJI, NOZOMI SUGIURA, JOHN PHILIP MATTHEWS, TAKAHIRO TOYODA, YOSHIMI KAWAI, TOSHIMASA DOI, SHINYA KOUKETSU, HIROMICHI IGARASHI, KATSURO KATSUMATA, HIROSHI UCHIDA, TAKESHI KAWANO, AND MASAO FUKASAWA. Simulated Rapid Warming of Abyssal North Pacific Waters. SCIENCE, 2010, 329, 5989, p. 319-322, doi: 10.1126/science.1188703
TAKAHIRO TOYODA , Shuhei Masuda , Nozomi Sugiura , Takashi Mochizuki , Hiromichi Igarashi , Masafumi Kamachi , Yoichi Ishikawa , Toshiyuki Awaji. A possible role for unstable coupled waves affected by resonance between Kelvin waves and seasonal warming in the development of the strong 1997-1998 El Nino.. Deep-Sea Research, Part I-Oceanographic Research Papers, 2009, 56, 4, p. 495-512
Shuhei Masuda, Toshiyuki Awaji, Takahiro Toyoda, Yasutaka Shikama, Yoichi Ishikawa. Temporal evolution of the equatorial thermocline associated with the 1991-2006 ENSO. JOURNAL OF GEOPHYSICAL RESEARCH - Oceans, 2009, 114, C03015, doi: 10.1029/2008JC004953
NOZOMI SUGIURA , Toshiyuki Awaji , Shuhei Masuda , Takashi Mochizuki , Takahiro Toyoda , Toru Miyama , Hiromichi Igarashi , Yoichi Ishikawa. Development of a four-dimensional variational coupled data assimilation system for enhanced analysis and prediction of seasonal to interannual climate variations. Journal of Geophysical Research, 2008, 113, C10017, doi: 10.1029/2008JC004741
Shuhei Masuda, Toshiyuki Awaji, Nozomi Sugiura, Takahiro Toyoda, Yoichi Ishikawa, Kazutoshi Horiuchi. Interannual Variability of Temperature Inversions in the Subarctic North Pacific. GEOPHYSICAL RESEARCH LETTERS, 2006, 33, 24, p. 1-6, doi: 10.1029/2006GL027865
Shuhei Masuda, Toshiyuki Awaji, Nozomi Sugiura, Yoichi Ishikawa, Kinji Baba, Kazutoshi Horiuchi, Nobumasa Komori. Improved Estimates of the Dynamical State of the North Pacific Ocean from a 4 Dimensional Variational Data Assimilation. GEOPHYSICAL RESEARCH LETTERS, 2003, 30, 16, p. OCE6-1-OCE6-4(1868, ), doi: 10.1029/2003GL017604
査読無し(JAMSTECでの成果)
増田周平. 深海の水温計測(翻訳). パリティ/丸善出版, 2016, 31, 11, p. 13-21
図書(JAMSTECでの成果)
Schiller, A., Lee, T., and S.Masuda. Methods and Applications of Ocean Synthesis in Climate Research. Ocean Circulation & Climate A 21st century perspective/International Geophysics/Elsevier, 2013, 103, p. 581-601
Shuhei Masuda, Satoshi Osafune, Tadashi Hemmi, Shigeki Hosoda, Toshio Suga. Deep ocean state estimation with new float data. The Sixth Argo Science Workshop (ASW-6) “The Argo Program in 2020 and beyond: Challenges and opportunities”, 2018
Shuhei Masuda, Takashi Mochizuki, Xueyuan Liu. Interannual-to-pentadal climate prediction by using a four-dimensional variational coupled data assimilation system. International workshop on coupled data assimilation 2016, 2016
Shuhei Masuda. Role of an Ocean State Estimation in Better Understanding the Processes and Mechanisms of Typhoon-Ocean Interaction. 3rd Capacity building workshop of the WMO/IOC Data Buoy Cooperation Panel (DBCP) for the North Pacific Ocean and Its Marginal Seas (NPOMS-3), 2014
Takeshi Kawano, Shinya Koketsu, Shuhei Masuda, Hiroshi Uchida, Katsuro Katsumata, Masao Fukasawa. Deep water warming in the world oceans. IAHS - IAPSO - IASPEI Joint Assembly Symposium "Knowledge for the future", 2013
Toshiyuki Awaji, Nozomi Sugiura, Shuhei Masuda, Hiromichi Igarashi, Takahiro Toyoda. Application of Four-Dimensional Variational Coupled Data Assimilation System to S-I Analysis and Prediction. 2007 CLIVER GODAE meeting, 2007