OGOCHI KOJI

Research Institute for Global Change (RIGC) Research Center for Environmental Modeling and Application (CEMA) Earth System Model Development and Application Group (ESM-DAG)-

  • Research Technician

Researcher Information

Degree

  • Ph.D, University of Tsukuba, Mar. 2000
Research activity information

Papers

Presentations

  • Tatsuo Suzuki, Hiroaki Tatebe, Yoko Yamagami, Koji Ogochi, Daisuke Matsuoka
    超解像畳み込みニューラルネットワーク(SRCNN)を用いた海洋モデル出力のダウンスケーリング手法の開発　　　　　　　　　　　　　　　
    2023年日本海洋学会秋季大会, 25 Sep. 2023
  • Tatsuo Suzuki, Koji Ogochi, Yoko Yamagami, Hiroaki Tatebe, Daisuke Matsuoka, Michio Kawamiya
    Application of Super-resolution convolutional neural network to estimate fine-resolution regional sea level variations　　　　　　　　　　　　　　　
    JpGU Meeting 2023, 23 May 2023
  • 片岡崇人、建部洋晶、小山博司、望月崇、大越智幸司、直江寛明、今田由紀子、塩竈秀夫、木本昌秀、渡部雅浩
    MIROC6を用いた季節から数年規模気候予測　　　　　　　　　　　　　　　
    日本気象学会2021年度秋季大会, 08 Dec. 2021
  • 片岡崇人、建部洋晶、小山博司、望月崇、大越智幸司、直江寛明、今田由紀子、塩竈秀夫、木本昌秀、渡部雅浩
    MIROC6を用いた季節から数年規模気候予測　　　　　　　　　　　　　　　
    日本気象学会2021年度秋季大会, 02 Dec. 2021
  • Takahito Kataoka, Hiroaki Tatebe, Hiroshi Koyama, Takashi Mochizuki, Koji Ogochi, Hiroaki Naoe, Yukiko Imada, Hideo Shiogoma, Masahide Kimoto, Masahiro Watanabe
    Seasonal to decadal predictions with MIROC6　　　　　　　　　　　　　　　
    WCRP Workshop on ExCPEns, 26 Oct. 2021
  • Takahito Kataoka, Hiroaki Tatebe, Hiroshi Koyama, Takashi Mochizuki, Koji Ogochi, Hiroaki Naoe, Yukiko Imada, Hideo Shiogoma, Masahide Kimoto, Masahiro Watanabe
    Climate predictions with MIROC6　　　　　　　　　　　　　　　
    Workshop: Multi-annual to Decadal Climate Predictability in the North Atlantic-Arctic Sector, 20 Sep. 2021
  • Takashi Sekiya, Kazuyuki Miyazaki, Henk Eskes, Folkert Boersma, Kengo Sudo, Masayuki Takigawa, Yugo Kanaya, Koji Ogochi
    A comparison of the impact of TROPOMI and OMI tropospheric NO2 on global chemical data assimilation and emission inversion　　　　　　　　　　　　　　　
    IGAC 2021 Virtual Conference, 13 Sep. 2021
  • Takashi Sekiya, Kazuyuki Miyazaki, Henk Eskes, Folkert Boersma, Kengo Sudo, Masayuki Takigawa, Yugo Kanaya, Koji Ogochi
    Impacts of Horizontal Resolution on Global Data Assimilation of Satellite Measurements　　　　　　　　　　　　　　　
    The 17th Meeting of the CEOS Atmospheric Composition Virtual Constellation, 09 Jun. 2021
  • Takashi Sekiya, Kazuyuki Miyazaki, Henk Eskes, Folkert Boersma, Kengo Sudo, Masayuki Takigawa, Yugo Kanaya, Koji Ogochi
    Advances in global NOx emission estimates using assimilation of TROPOMI NO2 data　　　　　　　　　　　　　　　
    AGU Fall Meeting 2020, 08 Dec. 2020
  • 片岡崇人、建部洋晶、小山博司、望月崇、大越智幸司、直江寛明、今田由紀子、塩竈秀夫、木本昌秀、渡部雅浩
    大気海洋結合モデルMIROC６を用いた季節から数年規模気候変動予測　　　　　　　　　　　　　　　
    ２０２０年度日本海洋学会秋季大会, 29 Nov. 2020
  • 関谷高志, 宮崎和幸, Henk Eskes, Folkert Boersma, 須藤健悟, 滝川雅之, 金谷有剛, 大越智幸司
    TROPOMI NO2衛星観測データ同化を用いた 全球NOx排出量の推定　　　　　　　　　　　　　　　
    第25回大気化学討論会2020, 12 Nov. 2020
  • Takahito Kataoka, Hiroaki Tatebe, Hiroshi Koyama, Takashi Mochizuki, Koji Ogochi, Hiroaki Naoe, Yukiko Imada, Hideo Shiogoma, Masahide Kimoto, Masahiro Watanabe
    An overview of seasonal to decadal predictions with MIROC6　　　　　　　　　　　　　　　
    Japan Geoscience Union meeting 2020, 12 Jul. 2020
  • Takashi Sekiya, Kazuyuki Miyazaki, Henk Eskes, Folkert Boersma, Koji Ogochi, Kengo Sudo, Masayuki Takigawa
    Global top-down NOx emissions derived from TROPOMI NO2 data assimilation at 0.56-degree resolution　　　　　　　　　　　　　　　
    GEIA Web Conference, 23 Jun. 2020
  • Takashi Sekiya, Kazuyuki Miyazaki, Koji Ogochi, Kengo Sudo, Masayuki Takigawa, Henk Eskes, Folkert Boersma
    Global data assimilation of multi-constituent satellite measurements at 0.56-degree resolution for tropospheric chemistry analysis on a megacity scale　　　　　　　　　　　　　　　
    The 10th GEMS Science Team Meeting, 21 Nov. 2019
  • Takashi Sekiya, Kazuyuki Miyazaki, Henk Eskes, Folkert Boersma, Koji Ogochi, Kengo Sudo, Masayuki Takigawa
    A high-resolution global data assimilation of multi-sensor satellite measurements including TROPOMI NO2 data　　　　　　　　　　　　　　　
    The 15th Meeting of the Atmospheric Composition Virtual Constellation, 10 Jun. 2019
  • 関谷 高志,宮崎 和幸,Henk Eskes, Folkert Boersma, 大越智 幸司, 須藤健悟, 滝川雅之
    メガシティ規模の大気汚染解析に向けたTROPOMI NO2データを含む複数衛星観測の全球高解像度データ同化　　　　　　　　　　　　　　　
    日本地球惑星科学連合2019年大会, 30 May 2019
  • Takashi Sekiya, Kazuyuki Miyazaki, Koji Ogochi, Kengo Sudo, Masayuki Takigawa, Henk Eskes, Folkert Boersma
    Global surface NOx emission estimation with a resolution of 0.56° derived from multi-constituent satellite data assimilation　　　　　　　　　　　　　　　
    EGU General Assembly 2019, 09 Apr. 2019
  • Takashi Sekiya, Kazuyuki Miyazaki, Koji Ogochi, Kengo Sudo, Masayuki Takigawa, Henk Eskes, Folkert Boersma
    A 0.56°-resolution global data assimilation of multi-species satellite measurements for atmospheric composition study　　　　　　　　　　　　　　　
    The 1st R-CSS International Symposium, 18 Feb. 2019
  • Takashi Sekiya, Kazuyuki Miyazaki, Koji Ogochi, Kengo Sudo, Masayuki Takigawa, Henk Eskes, Folkert Boersma
    A 0.56°-resolution Global Data Assimilation of Multi-constituent Satellite Measurements for Tropospheric Chemistry Analysis　　　　　　　　　　　　　　　
    2018 AGU Fall Meeting, 10 Dec. 2018
  • Takashi Sekiya, Kazuyuki Miyazaki, Koji Ogochi, Kengo Sudo, Masayuki Takigawa, Henk Eskes, and Folkert Boersma
    A 0.56°-resolution global data assimilation of multi-constituent satellite measurements for use in tropospheric chemistry studies　　　　　　　　　　　　　　　
    2018 joint 14th iCACGP Quadrennial Symposium and 15th IGAC Science Conference, 28 Sep. 2018
  • Takashi Sekiya, Kazuyuki Miyazaki, Koji Ogochi, Kengo Sudo, Masayuki Takigawa
    Global High-Resolution Simulations of Tropospheric Nitrogen Dioxide Using CHASER V4.0 and its application to data assimilation　　　　　　　　　　　　　　　
    AOGS 15th Annual Meeting, 08 Jun. 2018
  • Kazuyuki MIYAZAKI, Takashi SEKIYA, Dejian FU, Kevin BOWMAN, Susan KULAWIK, Kengo SUDO, Yugo KANAYA, Masayuki TAKIGAWA, Koji OGOCHI, Henk ESKES, Benjamin GAUBERT, Jerome BARRE, Thomas WALKER, Louisa EMMONS
    Application of multiple-species satellite data assimilation for KORUS-AQ and air quality monitoring over East Asia　　　　　　　　　　　　　　　
    AOGS 15th Annual Meeting, 07 Jun. 2018
  • 関谷 高志、宮崎 和幸、大越智 幸司、須藤 健悟、滝川 雅之
    A 0.56°-resolution global data assimilation of multi-chemical constituent satellite measurements　　　　　　　　　　　　　　　
    日本地球惑星科学連合２０１８年大会, 24 May 2018
  • Miyazaki K., T. Sekiya, D. Fu, K. W. Bowman, T. Walker, S. S. Kulawik, K. Sudo, Y. Kanaya, M. Takigawa, K. Ogochi, B. Gaubert, J. Barre, L. Emmons
    Application of multi-constituent satellite data assimilation for KORUS-AQ　　　　　　　　　　　　　　　
    AGU FALL MEETING 2017, 11 Dec. 2017
  • Miyazaki K., T. Sekiya, H. Eskes, F. Boersma, D. Fu, K. Bowman, Susan S. Kulawik, T. Walker, K. Sudo, Y. Kanaya, M. Takigawa, K. Ogochi, B. Gaubert, J. Barre, L. Emmons
    A tropospheric chemistry reanalysis based on multi-constituent satellite data assimilation and its application for KORUS-AQ　　　　　　　　　　　　　　　
    2017 annual conference of Korean Society for Atmospheric Environment, 10 Nov. 2017, [Invited]
  • Takashi Sekiya, Kazuyuki Miyazaki, Koji Ogochi, Kengo Sudo, Masayuki Takigawa
    High-resolution global surface NOx emissions from multi-constituent satellite data assimilation　　　　　　　　　　　　　　　
    18th GEIA Conference, 13 Sep. 2017
  • Miyazaki K., T. Sekiya, D. Fu, K. W. Bowman, S. S. Kulawik, K. Sudo, Y. Kanaya, M. Takigawa, K. Ogochi, B. Gaubert, J. Barre, L. Emmons, KORUS-AQ team
    Application of multiple-species satellite data assimilation for KORUS-AQ and air quality monitoring over East Asia　　　　　　　　　　　　　　　
    AOGS 14th Annual Meeting, 12 Aug. 2017
  • Takashi Sekiya, Kazuyuki Miyazaki, Koji Ogochi, Kengo Sudo, Masayuki Takigawa
    A high-resolution global chemical data assimilation of multiple satellite measurements from OMI, GOME-2, MOPITT, and MLS during KORUS-AQ aircraft campaign　　　　　　　　　　　　　　　
    AOGS 14th Annual Meeting, 08 Aug. 2017
  • Takashi Sekiya, Kazuyuki Miyazaki, Koji Ogochi, Kengo Sudo, Masayuki Takigawa
    Global high-resolution simulations of tropospheric nitrogen dioxide using CHASER　　　　　　　　　　　　　　　
    CCMI science workshop 2017, 13 Jun. 2017
  • 関谷 高志、宮崎 和幸、大越智 幸司、須藤 健悟、滝川 雅之
    全球化学輸送モデル CHASER による高分解能対流圏 NO2 シミュレーション　　　　　　　　　　　　　　　
    日本気象学会2017年度春季大会, 26 May 2017
  • Takashi Sekiya, Kazuyuki Miyazaki, Koji Ogochi, Kengo Sudo, Masayuki Takigawa
    A high-resolution global atmospheric composition data assimilation of multiple satellite measurements during NASA’s KORUS-AQ aircraft campaign　　　　　　　　　　　　　　　
    JpGU-AGU Joint Meeting 2017, 20 May 2017, [Invited]
  • Takashi Sekiya, Kazuyuki Miyazaki, Koji Ogochi, Kengo Sudo, Masayuki Takigawa
    A high-resolution global chemical data assimilation of multiple satellite measurements from the A-Train during KORUS-AQ　　　　　　　　　　　　　　　
    A-Train Symposium 2017, 19 Apr. 2017
  • Hiroaki Tatebe, Tatsuo Suzuki, Yoshiki Komuro, Koji Ogochi, Ogura Tomoo, Shiogama Hideo, Yokohata Tokuta, Kumiko Takata, Ryouta Ohishi, Masahiro Watanabe, Masahide Kimoto
    Development of an updated version of MIROC5 and the next climate model for CMIP6　　　　　　　　　　　　　　　
    International workshop on climate system modeling, 10 Mar. 2014
  • 野津雅人 1・野沢徹 3・石井正好 4・西村照幸 2・大越智幸司
    外部フォーシングの 20 世紀気候変動再現実験への影響　　　　　　　　　　　　　　　
    日本気象学会 2013 年度秋季大会 (予稿集に記載), 20 Nov. 2013
  • Tatebe, Koyama, Ishii, Tatsuo Suzuki, Komuro, Kurogi, Koji Ogochi, Ogura, Imada, O'ishi, Masahiro Watanabe, Masahide Kimoto
    Development of the updated version of MIROC5 and a data assimilation system using LETKF applied to the atmosphere-ocean coupled system　　　　　　　　　　　　　　　
    CLIMATE2013, 20 Mar. 2013
  • Sakamoto Takashi T, Komuro Yoshiki, Nishimura Teruyuki, Ishii Masayoshi, Tatebe Hiroaki, Shiogama Hideo, Hasegawa Akira, Toyoda Takahiro, Mori Masato, Suzuki Tatsuo, Imada Yukiko, Nozawa Toru, Takata Kumiko, Mochizuki Takashi, Ogochi Koji, Emori Seita, Hasumi Hiroyasu, Kimoto Masahide
    Team MIROC: MIROC4h - a new high-resolution atmosphere-ocean coupled general circulation model -　　　　　　　　　　　　　　　
    WCRP OSC Climate Research in Service to Society, 26 Oct. 2011
  • Komuro Yoshiki, Suzuki Tatsuo, Sakamoto Takashi T, Hasumi Hiroyasu, Ishii Masayoshi, Watanabe Masahiro, Nozawa Toru, Yokohata Tokuta, Nishimura Teruyuki, Ogochi Koji, Emori Seita, Kimoto Masahide
    Team MIROC: Sea-ice climatology and trends in twentieth-century simulations by new MIROC coupled models　　　　　　　　　　　　　　　
    WCRP OSC 2011, 26 Oct. 2011
  • Tatebe Hiroaki, Ishii Masayoshi, Mochizuki Takashi, Chikamoto Yoshimitsu, Sakamoto Takashi, Komuro Yoshiki, Mori Masato, Yasunaka Sayaka, Watanabe Masahiro, Ogochi Koji, Suzuki Tatsuo, Nishimura Teruyuki, Kimoto Masahide
    Initialization of the climate model MIROC for decadal prediction with hydrographic data assimilation　　　　　　　　　　　　　　　
    WCRP OSC 2011, 26 Oct. 2011