Curriculum Vitae. Kosuke Ito

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1 Updated April 4, 2018 Curriculum Vitae Kosuke Ito Assistant Professor, University of the Ryukyus Guest Scientist, Meteorological Research Institute Visiting scientist, Project Team for HPC Advanced Predictions utilizing Big Data Research Unit for Mesoscale Weather Predictions, JAMSTEC Phone: (Domestic), FAX: (Domestic) Data of Birth October 24, 1981 Nationality Japanese Educational Background Ph.D., Kyoto University, March M.S., Kyoto University, March B.S., Kyoto University, March Professional Experience (primary) present Assistant Professor, University of the Ryukyus present Visiting scientist, Project Team for HPC Advanced Predictions utilizing Big Data Research Unit for Mesoscale Weather Predictions, JAMSTEC present Guest scientist, Meteorological Research Institute Part-time lecturer, Keio University

2 Post-doctoral Research Fellow, Japan Agency for Marine-Earth Science and Technology Post-doctoral Research Fellow, National Taiwan University Assistant Research Staff, Physical Oceanography Laboratory, Department of Geophysics, Graduate School of Science, Kyoto University Fellowship, Japan Society for the Promotion of Science Research Assistant, Physical Oceanography Laboratory, Department of Geophysics, Graduate School of Science, Kyoto University Teaching Assistant, Meteorology Laboratory, Department of Geophysics, Graduate School of Science, Kyoto University Computer Skills Fortran, UNIX, Visual Basic.NET Language Skills English, Japanese, Chinese (introductory level) Research Interests Tropical cyclone, Mesoscale data assimilation, Sensitivity analysis, Atmosphere-ocean coupled system, Geophysical fluid dynamics Papers in Refereed Journals (English publications only) Ito, K., M. Yamaguchi, and M. Sawada, 2018: Tropical cyclone forecasts in the Western North Pacific with high-resolution atmosphere and coupled atmosphere-ocean models, Papers in

3 Meteorology and Geophysics, In print. (In Japanese with English abstract) Kunii, M., K. Ito, and A. Wada, 2017: Preliminary test of data assimilation system with a regional high-resolution atmosphere-ocean coupled model based on an ensemble Kalman filter, Mon. Wea. Rev., 145(2), , doi: /mwr-d Aonashi, K., K. Okamoto, T. Tashima, T. Kubota, and K. Ito, 2016: Sampling error damping method for a cloud-resolving model using a dual-scale neighboring ensemble approach, Mon. Wea. Rev., 144(12), , doi: /mwr-d Ito, K., 2016: Errors in tropical cyclone intensity forecast by RSMC Tokyo and statistical correction using environmental parameters, SOLA, 12, , doi: /sola Ito, K., M. Kunii, T. Kawabata, K. Saito, K. Aonashi, and L. Duc, 2016: Mesoscale hybrid data assimilation system based on JMA nonhydrostatic model, Mon. Wea. Rev., 144(9), , doi: /mwr-d Nakano, S., K. Ito, K. Suzuki, and G. Ueno, 2015: Decadal-scale meridional shift of the typhoon recurvature latitude over five decades, Int. J. Climatol., doi: /joc Kano, M., S. Miyazaki, Y. Ishikawa, H. Yoshihisa, K. Ito, and K. Hirahara, 2015: Real data assimilation for optimization of frictional parameters and prediction of afterslip in the 2003 Tokachi-oki earthquake inferred from slip velocity by an adjoint method, Geophys. J. International, 203(1), Ito, K., T. Kuroda, K. Saito and A. Wada, 2015: Forecasting a Large Number of Tropical Cyclone Intensities around Japan Using a High-Resolution Atmosphere-Ocean Coupled Model, Wea. Fore., 30(3), Kawabata, T., K. Ito, and K. Saito, 2014: Recent progress of the NHM-4DVAR towards a super-high resolution data assimilation,

4 SOLA, 10, Kano, M., S. Miyazaki, K. Ito and K. Hirahara, 2013: An Adjoint Data Assimilation Method for Optimizing Frictional Parameters on the Afterslip Area, Earth, Planets and Space., 65(12), Saito, K., T. Tsuyuki, H. Seko, F. Kimura, T. Tokioka, T. Kuroda, L. Duc, K. Ito, T. Oizumi, G. Chen, J. Ito, and SPIRE Field3 Mesoscale NWP group, 2013: Superhigh-resolution meso scale weather prediction, J. Phys. Conf. Ser., doi: / /454/1/ Ito, K., T. Kawabata, T. Kato, Y. Honda, Y. Ishikawa and T. Awaji, 2013: Simultaneous optimization of air-sea exchange coefficients and initial conditions near a tropical cyclone with JNoVA, J. Meteorol. Soc. Japan, 91(3), Ito, K. and C.-C. Wu, 2013: Typhoon-position- oriented sensitivity analysis. Part I: Methodology and verification, J. Atmos. Sci., 70(8), Luu, Q., K. Ito, Y. Ishikawa and T. Awaji, 2011: Tidal exchange through the Tsugaru Strait. Part I: Characteristics of major tides and tidal residual currents, Ocean Sci. J., 46(4), Ito, K., Y. Ishikawa, Y. Miyamoto and T. Toshiyuki, 2011: Short-time-scale processes in a mature hurricane as a response to sea surface fluctuations, J. Atmos. Sci., 68(10), Kano, M., S. Miyazaki, K. Ito and K. Hirahara, 2010: Estimation of frictional parameters and initial values of simulation variables using an adjoint data assimilation method with synthetic afterslip data, J. Seismological Soc. Japan, 63(2), (In Japanese with English abstract). Ito, K., Y. Ishikawa, and T. Awaji, 2010: Specifying air-sea exchange coefficients in the high-wind regime of a mature tropical cyclone by an adjoint data assimilation method, SOLA, 6, Ito, K., Y. Naito and S. Yoden, 2009: Combined effects of QBO and 11-year solar cycle on the winter hemisphere in a

5 stratosphere-troposphere coupled system, Geophys. Res. Lett., 36, L11804, doi: /2008gl Invited oral presentations (International only) Ito, K.: Tropical cyclone forecasts with a JMA-NHM-based coupled model, International Science Forum on the South China Sea, Taipei, Septempber Ito K., T. Kuroda, A. Wada, and K. Saito: Forecasting a large number of tropical cyclone intensities around Japan using a high-resolution atmosphere-ocean coupled model, PAMS 2015, Okinawa, Japan, April 2015 Ito K.: Recent progresses in typhoon intensity forecast with the JMA non-hydrostatic model, 5th THORPEX-ASIA Science Workshop, Jeju, Korea, November Ito K.: Optimization of air-sea exchange coefficients around a tropical cyclone with a variational data assimilation system, Taiwan-Japan Joint Workshop on Numerical Analysis and Scientific Computation, Taipei, Taiwan, November Ito K., Y. Ishikawa, T. Awaji, Y. Miyamoto and C.-C. Wu: How do anomalous surface heat fluxes strengthen the maximum tangential velocity in a tropical cyclone?, Asia Oceania Geosciences Society Annual Meeting, Taipei, Taiwan, August Award Professor of the year, University of the Ryukyus, FY2017 (Kosuke Ito) Excellent paper award, The Seismology Society of Japan, 2011 (Masayuki Kano, Shin ichi Miyazaki, Kosuke Ito, Kazuro Hirahara) Professional services present American Meteorological Society STAC Committee on Tropical

6 Meteorology and Tropical Cyclones, Commitee member present Special edition on Tropical Cyclones in , Journal of the Meteorological Society of Japan (JMSJ), Editor present Okinawa local branch of Meteorological Society of Japan, a member of the board of directors present Scientific Online Letters on the Atmosphere (SOLA), Editor present Typhoon Research Group, Meteorological Society of Japan, Chair References Prof. Chun-Chieh Wu, National Taiwan University (cwu@typhoon.as.ntu.edu.tw) Dr. Hiroyuki Yamada, University of the Ryukyus (yamada@sci.u-ryukyu.ac.jp)