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Head
3rd Lab. Department of Observation & Data Assimilation
Meteorological Research Institute
Japan Meteorological Agency
Visiting Professor, Kobe University
Chief Editor, “Special Edition on the Frontier of Atmospheric Science with High-Performance Computing” JMSJ/SOLA
Email: tkawabat (at) mri-jma.go.jp
Research Field: Data Assimilation at meso β-γ scale convection in Meteorology
Websites
Career
2024 - present: Head of 3rd Lab. Department of Observation & Data Assimilation / MRI
2020-2024 Head of 4th Lab. Department of Observation & Data Assimilation / MRI
Sep. 2022-present Chief Editor, “Special Edition on the Frontier of Atmospheric Science with High-Performance Computing” JMSJ/SOLA
Apr. 2022 - present Visiting Professor, Kobe University
Jun. 2018 - present Editor, Journal of the Meteorological Society of Japan
Apr. 2016 -2022 Visiting Associate Professor, Kobe University
23. May. 2014: Ph. D. (Science) at Kyoto University [Thesis]
Jun. 2014 - Sep. 2015: PosDoc at Institute of Physics and Meterogology at University of Hohenheim, Stuttgart, Germany
2019 - 2020: Senior researcher, Department of Observation & Data Assimilation / MRI
2008 - 2019: Senior researcher, Forecast Research Department / MRI
2000 - 2008: Researcher, Forecast Research Department / Meteorological Research Institute / Japan Meteorological Agency
1998 - 2000: Osaka District Meteorological Observatory / Japan Meteorological Agency
1996 - 1998: Takamatsu Local Observatory / Japan Meteorological Agency
1994 - 1996: Tottori Local Observatory / Japan Meteorological Agency
1994 : Graduate Meteorological College / Japan Meteorological Agency
Research Projects
Grants-in-Aid for Scientific Research (FY2017-2020) "Study on uncertainty of cumulonimbus initiation and development using particle filter" (17H02962, PI)
Grants-in-Aid for Scientific Research (FY2023-2024) “Investigation of Heavy Rainfall Mechanism by Mathematical Statistics Using Large Ensemble” (23KF0161, PI)
Program for Promoting Researches on the Supercomputer Fugaku (FY2020-2022) "Large Ensemble Atmospheric and Environment Prediction for Disaster Prevention and Mitigation
Theme 1 "Short-range regional prediction" (PI)
Fugaku general access (FY2023-present) “Study on mechanisms of quasi-stationary linear convective systems with meteorological and mathematical approaches” (hp230067, hp240098, PI).
ROIS-DS-JOINT (FY2023-present) ”Understanding meteorological phenomena using ensemble predictions” (026RP2023, 024RP2024, PI)
General Cooperative Research (The Institute of Statistical Mathematics) (FY2018-24) "Development of a particle filter using a cloud-resolving nonhydrostatic weather model" (PI)
Publications(* reviewed paper)
2025
(*) Wu, P.-Y., T. Kawabat, and Le Duc, 2025: The importance of perturbation rank in ensemble simulations, Mon. Wea. Rev., doi:10.1175/MWR-D-24-0067.1.
(*) Kawabata, T., A. Saya, A. Nishi, N. Seino, S. Hayashi, J. Ito, Y. Ikuta, and H. Seko, 2025: Simulating a thunderstorm Using a high-resolution Ensemble and an Urban Canopy Model: A test case for RDP Paris. SOLA, 21, 397−403, doi:https://doi.org/10.2151/sola.2025-048.
(*) Oizumi, T., T. Kawabata, L. Duc, K. Kobayashi, K. Saito, and T. Ota, 2025: Advanced impact-based forecast for a severe flood event using a 1000-member ensemble weather prediction at convective-scale. J. Metor. Soc. Japan, 103, 649-673. doi:https://doi.org/10.2151/jmsj.2025-033
(*) Satoh, M., Kawabata, T., Miyakawa, T. et al. Achievements in atmospheric sciences by the large-ensemble and high-resolution forecasting studies using the supercomputer Fugaku. Prog Earth Planet Sci 12, 64 (2025). https://doi.org/10.1186/s40645-025-00730-6
2024
(*)Toyooka, D., T. Kawabata (Corresponding author), H. L. Tanaka, 2024:Windward Region Sensitivity and its Effects on Heavy Rainfall Prediction Investigated with Ensemble Systems, J. Meteor. Soc. Japan, 102, 167-183, doi: 10.2151/jmsj.2024-008.
Saito, .k, T. Kawabata et al., 2024: Forecast and Numerical Simulation Studies on Meso/Micro-scale High-Impact Weathers Using High-Performance Computing in Japan, Numerical Weather Prediction: East Asian Perspectives 461-481, doi: 10.1007/978-3-031-40567-9_18.
(*)小林 健一郎, 矢野 真一郎, 伊島 実咲, 角 哲也, Duc Le, 川畑 拓矢, 2024: 球磨川流域における最大クラス洪水も考慮した川辺川ダムの治水効果推定, 土木学会論文集, 80, 16, doi:10.2208/jscejj.23-16068.
2023
(*)Sawada, K, N. Seino, T. Kawabata, H. Seko, 2023: Impacts of an Urban Canopy Scheme and Surface Observation Data on a Heavy Rain Event through Data Assimilation, SOLA, 19B, 1-8, https://doi.org/10.2151/sola.19b-001
(*)Kobayashi, K, L. Duc, T. Kawabata, A. Tamura, T. Oizumi, K. Saito, D. Nohara, T. Sumi, 2023: Ensemble rainfall–runoff and inundation simulations using 100 and 1000 member rainfalls by 4D LETKF on the Kumagawa River flooding 2020, PEPS, 10, https://doi.org/10.1186/s40645-023-00537-3
2022
(*)Fujita, T., H. Seko, and T. Kawabata, 2022: Effects of Flow Dependency Introduced by Background Error in Frequent and Dense Assimilation of Radial Winds Using Observation Error Correlated in Time and Space, Mon. Wea. Rev, 150, 481–503, https://doi.org/10.1175/MWR-D-21-0121.1
(*)Maejima, T., T. Kawabata, H. Seko, T. Miyoshi, 2022: Observing System Simulation Experiments of a Rich Phased Array Weather Radar Network Covering Kyushu for the July 2020 Heavy Rainfall Event, SOLA, 18, 24-32, https://doi.org/10.2151/sola.2022-005
(*)川畑拓矢, 上野玄太, 2022: 雲解像粒子フィルタを用いた積乱雲の非ガウス性に関する研究, 統計数理 70(2) 133-151, PDF
(*)Takahashi, A,. T. Sakai, T. Kawabata, S. Yoshida, N. Ueda, 2022: Balance plot for visualizing and examining tradeoff between accuracy and data quantity of lidar water vapor measurement data, Journal of Laser Radar Society of Japan, 3, 124-135, PDF
2021
(*)Le Duc, T. Kawabata, K. Saito, T. Oizumi, 2021; Forecasts of the July 2020 Kyushu Heavy Rain Using a 1000-Member Ensemble Kalman Filter, SOLA, 17, 41-47, https://doi.org/10.2151/sola.2021-007
2020
(*)Kawabata, T. and G. Ueno, 2020: Non-Gaussian Probability Densities of Convection Initiation and Development Investigated Using a Particle Filter with a Storm-Scale Numerical Weather Prediction Model. Mon. Wea. Rev., 148, 3?20, https://doi.org/10.1175/MWR-D-18-0367.1
2018
(*)Kawabata, T., H.-S. Bauer, T. Schwitalla, V. Wulfmeyer, and A. Adachi, 2018a: Evaluation of forward operators for polarimetric radars aiming for data assimilation, J. Meteor. Soc. Japan, 96A, 157-174, doi:10.2151/jmsj.2018-017.
(*)Kawabata, T., T. Schwitalla, A. Adachi, H.-S. Bauer, V. Wulfmeyer, N. Nagumo, and H. Yamauchi, 2018b: Observational operators for dual polarimetric radars in variational data assimilation systems (PolRad VAR v1.0), Geosci. Model Dev., 11, 2493-2501, doi:10.5194/gmd-11-2493-2018 .
(*)Kawabata, T. and Y. Shoji, 2018c: Applications of GNSS Slant Path Delay Data on Meteorology at Storm Scales, InTech Open , 143-168, doi:10.5772/intechopen.75101.
2016
(*)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, 3417-3439. DOI: http://dx.doi.org/10.1175/MWR-D-16-0014.1
2014
(*) Kawabata, T., K. Ito, and K. Saito, 2014a: Recent Progress of the NHM-4DVAR towards a Super-High Resolution Data Assimilation, SOLA, 10, 145-149, doi:10.2151/sola.2014-030.
(*) Kawabata, T., H. Iwai, H. Seko, Y. Shoji, K. Saito, S. Ishii, and K. Mizutani, 2014b: Cloud-Resolving 4D-Var Assimilation of Doppler Wind Lidar Data on a Meso-Gamma-Scale Convective System.,Mon. Wea. Rev., 142, 4484–4498, doi: 10.1175/MWR-D-13-00362.1.
2013
(*) Ito, K., T. Kawabata, T. Kato, Y. Honda, Y. Ishikawa, T. Awaji, 2013: Simultaneous Optimization of Air-Sea Exchange Coefficients and Initial Conditions near a Tropical Cyclone Using JNoVA. J. Meteor. Soc. Japan, 91, 337-353.
(*) Kawabata, T., Y. Shoji, H. Seko, and K. Saito, 2013: A numerical study on a mesoscale convective system over a subtropical island with 4D-Var assimilation of GPS slant total delays, J. Meteor. Soc. Japan, 91, 705-721. doi: http://dx.doi.org/10.2151/jmsj.2013-510
2012
(*) Kawabata, T., M. Kunii, K. Bessho, T. Nakazawa, N. Kohno, Y. Honda, K. Sawada, 2012: Reanalysis and Reforecast of Typhoon Vera (1959) Using a Mesoscale Four-Dimensional Variational Assimilation System, J. Meteor. Soc. Japan, 90, 467-491. doi: http://dx.doi.org/10.2151/jmsj.2012-403
2011
(*) Kawabata, T., T. Kuroda, H. Seko, and K. Saito, 2011: A cloud-resolving 4D-Var assimilation experiment for a local heavy rainfall event in the Tokyo metropolitan area, Mon. Wea. Rev., 139, 1911-1931. doi: http://dx.doi.org/10.1175/2011MWR3428.1
(*) Mikami, A., T. Kawabata, S. Satoh, J. Furumoto, S. Nagai, Y. Murayama and T. Tsuda, 2011: Meso-γ-scale convective systems observed by a 443-MHz wind-profiling radar with RASS in the Okinawa subtropical region, J. Atmos. Solar-Terrestrial Phys, 73, 996-1009.
Kawabata, T., Y. Shoji, H. Seko, K. Saito, 2011: An assimilation experiment of GPS-derived water vapor observations on a local heavy rainfall event, CAS/JSC WGNE Research Activities in Atmospheric and Oceanic Modelling, 41, 1.15-1.16.
2008
Kawabata, T., H. Seko, T. Kuroda, and K. Saito, 2008: An Assimilation Experiment of a Heavy Rainfall Event around Tokyo with a Cloud-Resolving Nonhydrostatic 4D-Var Assimilation System, CAS/JSC WGNE Research Activities in Atmospheric and Oceanic Modelling, 38, 1.13-1.14.
2007
(*) Kawabata, T., H. Seko, K. Saito, T. Kuroda, K. Tamiya, T. Tsuyuki, Y. Honda and Y. Wakazuki, 2007: An Assimilation and Forecasting Experiment of the Nerima Heavy Rainfall with a Cloud-Resolving Nonhydrostatic 4-Dimensional Variational Data Assimilation System, J. Meteor. Soc. Japan, 85, 255-276. doi: http://dx.doi.org/10.2151/jmsj.85.255
2005
Kawabata, T., H. Seko, T. Kuroda, Y. Wakatsuki, Y. Honda, K. Tamiya, K. Aonashi, Y. Shoji, K. Saito, and T. Tsuyuki, 2005: A cloud resolving 4D-Var data assimilation system based on the JMA non-hydrostatic model, CAS/JSC WGNE Research Activities in Atmospheric and Oceanic Modelling, 35, 1.21-1.22.
2004
(*) Seko, H., T. Kawabata, T. Tsuyuki, H. Nakamura, K. Koizumi and T. Iwabuchi, 2004: Impacts of GPS-derived Water Vapor and Radial Wind Measured by Doppler Radar on Numerical Prediction of Precipitation, J. Meteor. Soc. Japan, 82, 473-489.
International Presentations (oral and posters; * invited talk)
2025
Kawabata, T., A. Saya, D. Toyooka, L. Duc, and P-.Y. Wu, 2025: Utilizing LETKF-Initialized Ensemble Simulations to Investigate Meso-Convective System Mechanisms, The 11th International Symposium on Data Assimilation, Melbourne, Australia.
2024
(*)Takuya KAWABATA, 2024: Forecasting Severe Local Storms with advanced DA and Ensemble - Beyond Weather Forecast, Stratosphere-Troposphere Interactions and Prediction of Monsoon weather EXtremes (STIPMEX), Pune, Indea.
Takuya Kawabata, Yasutaka, Ikuta, Koji Terasaki, Akane Saya, Daisuke Hotta, Keiichi Kondo, 2024: Meso-scale Ensemble Data Assimilation Systems based on ASUCA-Var Developed at MRI, The 10th International Symposium on Data Assimilation, Kobe
Takuya Kawabata, Akane Saya, Akifumi Nishi, Naoko Seino, Shugo Hayashi. Junshi Ito, Yasutaka Ikuta, Hiromu Seko, 2024: A thunder storm simulation with an urban canopy model - 7th May 2022 case -, General Assembly of the Paris Olympics 2024 RDP, Paris.
2023
Takuya KAWABATA, Tsutao OIZUMI, Ping-Yin Wu, Le Duc, Kazuo SAITO, The impact-based forecasting with a large-ensemble DA, The 6th International Workshop on Nonhydrostatic Models , Sapporo.
2022
Takuya Kawabata and Genta Ueno, 2022: On Non-Gaussianity in Cumulonimbus Prediction using a Storm-Scale Particle Filter, Mathematics of the weather (Bad Orb, Germany)
2021
Takuya Kawabata and Genta Ueno, 2021: An Adaptive R Estimator with a Storm-Scale Particle Filter, WCRP-WWRP SYMPOSIUM ON DATA ASSIMILATION AND REANALYSIS, online.
Takuya KAWABATA, Le Duc, Tsutao Oizumi, Kazuo Saito, 2021: Ensemble Data Assimilation and Probabilistic Forecast with 1000 Members Coupled with a Hydrological Model Using the Supercomputer “Fugaku” Aiming to the Impact-Based Forecast, WCRP-WWRP SYMPOSIUM ON DATA ASSIMILATION AND REANALYSIS, online.
2019
Takuya Kawabata and Genta Ueno, 2019: What is the source of chaos in MCS?, EMS2019, Copenhagen, Denmark
Takuya Kawabata and Genta Ueno, 2019: What is the source of chaos in MCS?, ICMCS-XII, Naha, Japan
Takuya Kawabata and Genta Ueno, 2019: On Non-Gaussian Probability Densities on Convection Initiation and Development using a Particle Filter with a Storm-Scale Numerical Weather Prediction Model, International Symposium on Data Assimilation 2019, Kobe, Japan
2018
Takuya Kawabata and Genta Ueno, 2018: A Study on Non-Gaussian Probability Densities on Convection Initiation and Development using a Particle Filter with a Storm-Scale Numerical Weather Prediction Model, The 5th International Workshop on Nonhydrostatic Models, Tokyo, Japan.
(*)Takuya Kawabata and Genta Ueno, 2018: Non-Gaussian PDFs on Convection Initiation with a Particle Filter, The 9th Data Assimilation Workshop, Tokyo, Japan
Takuya Kawabata and Genta Ueno, 2018: A storm-scale particle filter for investigating predictability of convection initiation and development, Workshop on Sensitivity Analysis and Data Assimilation in Meteorology and Oceanography, Aveiro, Portugal.
(*)Takuya Kawabata and Genta Ueno, 2018: Development of a storm-scale particle filter for investigating predictability of convection initiation and development, Japan Geoscience Union Meeting 2018, 201805, Makuhari, Chiba, Japan.
Takuya Kawabata and Genta Ueno, 2018: Development of a storm-scale particle filter for investigating predictability of convection initiation and development, 6th International Symposium on Data Assimilation, 201803, Munich, Germany.
(*)Takuya Kawabata, Hiroshi Yamauchi, Nobuhiro Nagumo, and Ahoro Adachi, 201802, Development of Assimilation Methods for Dual Polarimetric Radar Data, Workshop on Dual Polarimetric Radar, 201802, Tsukuba, Japan.
2017
Kawabata,T., H. Yamauchi, N. Nagumo, A. Adachi, 2017: Development of assimilation methods for dual polarimetric radar data, International Symposium on Earth-Science Challenges 2017, 2017, Kyoto, Japan.
Kawabata T., H. Iwai, H. Seko, Y. Shoji, K. Saito, S. Ishii, and K. Mizutani, 2017: Cloud-Resolving 4D-Var Assimilation of Doppler Wind Lidar Data on a Meso-gamma Scale Convective System, RIKEN International Symposium on Data Assimilation (RISDA) 2017 / The 7th Annual Japanese Data Assimilation Workshop, 2017, Kobe, Japan.
2016
Kawabata, T., H. Yamauchi, N. Nagumo, A. Adachi, 2016: Development of Assimilation Methods for Polarimetric Radar Data, The 4th International Workshop on Nonhydrostatic Numerical Models, Hakone, Japan.
(*)Kawabata, T., 2016: Assimilation of slant total delay into a NWP model, Seminar on application of GNSS, Como, Italy.
(*)Kawabata, T., 2016: Overview of numerical weather prediction (NWP) and data assimilation, Seminar on application of GNSS, Como, Italy.
Kawabata, T., T. Schwitalla, H.-S. Bauer, V. Wulfmeyer and A. Adachi, 2016: Development of assimilation methods for polarimetric radars at storm scales, The 5th Annual International Symposium on Data Assimilation, Reading, UK.
Kawabata, T., T. Schwitalla, H.-S. Bauer, V. Wulfmeyer and A. Adachi, 2016: Comparison of Forward Operators for Polarimetric Radars Aiming for Data Assimilation, Third International Workshop on Tokyo Metropolitan Area Convection Study for Extreme Weather Resilient Cities (TOMACS/RDP), Tokyo, Japan.
2014
Kawabata, T., T. Schwitalla, H.-S. Bauer, and V. Wulfmeyer, 2014, Development of an Observation Operator for Dual Polarimetric Radar, ERAD2014, Garmisch-Partenkirchen, Germany.
(*)Kawabata, T., Y. Shoji, H. Seko, K. Saito, 2014: GPS Slant Total Delay Assimilation with a Storm Scale 4D-Var on an MCS Event, International Symposium on Data Assimilation, Munich, Germany.
2013
Kawabata, T., K. Ito, K. Saito, H. Seko, Y. Shoji, H. Iwai, 2013: Data Assimilation with a cloud-resolving 4D-Var, First International Workshop on Tokyo Metropolitan Area Convection Study for Extreme Weather Resilient Cities, Tokyo, Japan.
Kawabata, T., K. Saito, H. Iwai, Y. Shoji, H. Seko, 2013: Assimilation Experiment On A Local Heavy Rainfall Event Using Doppler Lidar Observations, 93rd American Meteorological Society Annual Meeting. (U.S.A), Austin, USA.
Kawabata, T., H. Iwai, H. Seko, Y. Shoji, K. Saito, 2013: Impact of Doppler Lidar radial wind data assimilation to a localized heavy rainfall event, The AICS International Workshop on Data Assimilation (Japan), Kobe, Japan.
Kawabata,T., K. Ito, K. Saito, and Y. Honda, 2013: Development of a New Storm-Scale 4D-Var Assimilation System, Sixth WMO Symposium on Data Assimilation, Maryland, USA.
Kawabata,T., K. Ito, K. Saito, and Y. Honda, 2013: Development of a New Storm-Scale 4D-Var Assimilation System, KURIMS Variability and Predictability Conference, Kyoto, Japan.
2012
Kawabata, T., K. Saito, H. Iwai, Y. Shoji, H. Seko, 2012: Assimilation Experiment On A Local Heavy Rainfall Event Using Doppler Lidar Observations, Second International Workshop on Nonhydrostatic Numerical Models, Sendai, Japan.
(*)Kawabata, T., K. Saito, H. Iwai, Y. Shoji, H. Seko, 2012: Cloud Resolving 4D-Var Assimilation Experiment on a Localized Heavy Rainfall Event in Tokyo using Doppler Lidar Data, International Symposium on Heavy rainfall over East Asia Observation and modeling at cloud-resolving scales, Jeju, Korea.
Kawabata, T., K. Saito, H. Iwai, Y. Shoji, H. Seko, 2012: Assimilation experiment on a local heavy rainfall event using Doppler Lidar observations, 3rd WMO/WWRP International Symposium on Nowcasting and Very Short Range Forecasting, Brazil.
(*) Kawabata, T., 2012: How to Use Observations to Severe Weather Forecast－Data Assimilation and Numerical Prediction－, International Symposium on Extreme Weather and Cities, Tokyo, Japan.
2011
Kawabata, T., Y. Shoji, H. Seko, K. Saito, 2011: Assimilation experiment of the grand based GPS-drived water vapor observations on the local heavy rainfall event in Okinawa island, Makuhari, Japan.
Kawabata, T., Y. Shoji, H. Seko, K. Saito, 2011: Impact of the assimilation of GPS slant total delay observations on a local heavy rainfall forecast, International Symposium on Earth-science Challenges, Kyoto, Japan.
Kawabata, T., Y. Shoji, H. Seko, K. Saito, 2011: Impact of the assimilation of GPS slant total delay observations on a local heavy rainfall forecast using JMA Meso-4dvar system -Impacts on Heavy Rainfall in Japan-, The Second Asia/Oceania Meteorological Satellite Users' Conference, Tokyo, Japan.
Kawabata, T., H. Iwai, Y. Shoji, H. Seko, K. Saito, 2011: Assimilation Experiment on a Local Heavy Rainfall Event, Meeting on the Study of Advanced Data Assimilation and Cloud Resolving Ensemble Technique for Prediction of Local Heavy Rainfall.,
2010
Kawabata, T., T. Kuroda, Y. Shoji, H. Seko, K. Saito, 2010: Cloud-resolving 4D-Var with Radar and GPS data, The Third International Workshop on Prevention and Mitigation of Meteorological Disasters in Southeast Asia And Open Symposium on Meteorological Disasters and Adaptable Society in Asia-Pacific, Beppu, Japan.
Kawabata, T., Y. Shoji, H. Seko, K. Saito, 2010: Assimilation experiment on Zoshigaya local heavy rainfall event, First International Workshop on Nonhydrostatic Numerical Models, Kyoto, Japan.
2009
Kawabata, T., Y. Shoji, H. Seko and K. Saito, 2009: Cloud resolving 4DVAR experiment of a local heavy rainfall event using GPS slant delay data, The 5th WMO International Symposium on Data Assimilation, Melbourne, Australia.
Kawabata, T., Y. Shoji, H. Seko and K. Saito, 2009: Assimilation Experiment of a Local Heavy Rainfall Event with a Cloud-Resolving 4D-Var Assimilation System, International Symposium on Radar and Modeling Studies of the Atmosphere, Kyoto, Japan.
Kawabata, T., T. Kuroda, H. Seko K. Saito, 2009: Radar data assimilation using a cloud-resolving 4D-Var, International Symposium on Radar and Modeling Studies of the Atmosphere, Kyoto, Japan.
(*)Kawabata, T., T. Kuroda, H. Seko, K. Saito, 2009: Cloud-Resolving Nonhydrostatic 4D-Var Assimilation System (NHM-4DVAR), ISAR-NCU-2009 International School on Atmosphere Radars, Profiling, Modelling, and Forecasting, Taoyuan, Taiwan.
(*)Kawabata, T., Y. Shoji, H. Seko and K.Saito, 2009: Improvement of the NHM-4DVAR, ISAR-NCU-2009 International School on Atmosphere Radars, Profiling, Modelling, and Forecasting, Taoyuan, Taiwan.
(*)Kawabata, T., M. Kunii, N. Kohno, K. Bessho, H. Kamahori, T. Nakazawa, Y. Honda, K. Sawada, 2009: Re-forecast of Typhoon Vera - Intensity and storm surge -, ISAR-NCU-2009 International School on Atmosphere Radars, Profiling, Modelling, and Forecasting, Taoyuan, Taiwan.
2008
Kawabata, T., T. Kuroda, H. Seko, K. Saito, 2008: Development and Result of a Cloud-Resolving Nonhydrostatic 4DVAR Assimilation System (NHM-4DVAR), 6th COPS Workshop, Stuttgart, Germany.
2006
Kawabata, T., H. Seko, T. Kuroda, K. Tamiya, K. Saito, T. Tsuyuki, 2006: Assimilation Experiment of the Heavy Convective Rainfall Event with a Cloud Resolving Nonhydrostatic 4 Dimensional Variational Data Assimilation System, European Geosciences Union General Assembly, Vienna, Austria.
2005
Kawabata, T., K. Tamiya, T. Kuroda, K. Saito, T. Tsuyuki, 2005: Assimilation experiment for Nerima heavy rainfall using a cloud resolving non-hydro-static 4DVAR assimilation system, Sixth International SRNWP-Workshop on Non-Hydrostatic Modelling, Bad Orb, Germany.
2004
Kawabata, T., H. Seko, T. Kuroda, Y. Wakatsuki, Y. Honda, K. Tamiya, K. Aonashi, Y. Shoji, K. Saito, T. Tsuyuki, 2004: Development of a cloud resolving 4DVAR data assimilation system based on the JMA non-hydrostatic model, Fourth International Asia-Pacific Environmental Remote Sensing Symposium 2004: Remote Sensing of the Atmosphere, ocean, Environment, and Space, Honolulu, USA.
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