MASUNAGA RYUSUKE

Research Institute for Global Change Institute of Arctic Climate and Environment Research Pan-Arctic Climate Change Projection Research Group-

  • Resercher(II)

Research Interests

  • Atmosphere - sea ice - ocean coupled model
  • Atmosphere - sea ice - ocean interaction

Research Areas

  • Natural sciences, Atmospheric and hydrospheric science

Papers

Misc.

Books and Other Publications

  • Joint work, 第9章、第13章、第14章
    気象研究ノート第244号               

Presentations

  • Ryusuke Masunaga; Yoshiki Komuro; Takao Kawasaki; Jun Ono
    Sea Ice Features and the Local Atmospheric Response on the Scale of Ο(1-10) km Resolved in NICOCO               
    The Seventh International Symposium on Arctic Research, 30 Oct. 2025
  • 升永竜介; 小室芳樹; 川崎高雄; 小野純
    バレンツ海とグリーンランド海の海氷縁位置の経年変動と長期変化               
    日本海洋学会2025年度秋季大会, 24 Sep. 2025
  • 升永竜介; 小室芳樹; 川崎高雄; 小野純; 宮川知己
    全球結合モデルNICOCOにより解像される海洋海氷のΟ(10–100) kmスケールの構造と大気の応答               
    日本地球惑星科学連合大会, 29 May 2025
  • Ryusuke Masunaga; Tomoki Miyakawa
    Mesoscale atmosphere–ocean coupling resolved in global coupled simulations with NICOCO               
    Japan Geoscience Union Meeting, 26 May 2025
  • Ryusuke Masunaga; Yoshiki Komuro; Takao Kawasaki; Jun Ono
    The observed sea-ice edge position over the Barents and Greenland Seas: Its temporal variability               
    The 14th Symposium on Polar Science, 14 Nov. 2023
  • 升永 竜介; 森 正人; 宮川 知己; 小室 芳樹
    Subseasonal-scale atmospheric responses to sea ice reduction over the Arctic in 2020/21 winter               
    Japan Geoscience Union Meeting, 24 May 2023
  • Ryusuke Masunaga; Tomoki Miyakawa
    Fine-scale features in vertical velocity represented in a global cloud-resolving coupled model               
    Japan Geoscience Union Meeting, 22 May 2023
  • Ryusuke Masunaga; Tomoki Miyakawa
    Global simulations with a cloud-resolving atmosphere and eddy-resolving ocean coupled model in winter and summer               
    Japan Geoscience Union Meeting, May 2023
  • Ryusuke Masunaga
    Mesoscale Atmospheric Structure near the Sea Ice Edges over the Arctic Region as represented by ERA5               
    The Seventh International Symposium on Arctic Research, 08 Mar. 2023
  • Ryusuke Masunaga; Tomoki Miyakawa
    Global ensemble simulations with a cloud-resolving atmosphere and eddy-resolving ocean coupled model               
    Japan Geoscience Union Meeting, 23 May 2022, [Invited]
  • 升永竜介
    高解像度全球大気海洋結合モデルを用いた季節内から季節スケール予報の向上へ向けた取り組み               
    「富岳」成果創出加速プログラム 防災・減災に資する新時代の大アンサンブル気象・大気環境予測 2021年度成果発表会, 10 Mar. 2022
  • Ryusuke Masunaga; Tomoki Miyakawa
    Global coupled simulations with cloud-resolving atmosphere and eddyresolving ocean coupled models               
    Ocean Sciences Meeting, 02 Mar. 2022
  • Ryusuke Masunaga; Tomoki Miyakawa
    Global coupled simulations with cloud-resolving atmosphere and eddy-resolving ocean models               
    AGU Fall Meeting, 17 Dec. 2021
  • 升永竜介; 宮川知己
    全球雲解像–渦解像度結合モデル実験へ向けた取り組み               
    日本気象学会秋季大会, 08 Dec. 2021
  • 升永竜介
    大気再解析における高解像度海面水温データの意義               
    日本海洋学会2021年度秋季大会「中緯度大気海洋相互作用研究の現状と展望」, 18 Sep. 2021
  • 升永竜介; Niklas Schneider
    海面水温に対する海上風の応答についての数値モデルの再現性               
    日本海洋学会秋季大会, 16 Sep. 2021
  • Ryusuke Masunaga; Tomoki Miyakawa
    Global large ensemble simulations with a cloud-resolving atmosphere and eddy-resolving ocean model               
    Japan Geoscience Union Meeting, 04 Jun. 2021
  • Ryusuke Masunaga; Niklas Schneider
    Surface wind responses to mesoscale sea-surface temperature over western boundary currents assessed by spectral transfer functions               
    Japan Geoscience Union Meeting, 04 Jun. 2021, [Invited]
  • Ryusuke Masunaga; Niklas Schneider
    Seasonality and regional characteristics of sea-surface wind responses to mesoscale SST features assessed by the transfer function               
    American Meteorological Society annual meeting, 14 Jan. 2021
  • 升永竜介; 中村尚; 田口文明; 宮坂貴文
    西岸境界流に沿う海上風収束極大の形成過程               
    日本海洋学会秋季大会, 29 Nov. 2020
  • Ryusuke Masunaga; Hisashi Nakamura; Bunmei Taguchi; Takafumi Miyasaka
    Processes shaping the time-mean surface wind convergence patterns around the Kuroshio Extension and Gulf Stream in winter               
    JpGU-AGU joint meeting, 12 Jun. 2020
  • Ryusuke Masunaga; Niklas Schneider
    Seasonality and regional characteristics of sea-surface wind responses to mesoscale SST features assessed by the transfer functions               
    JpGU-AGU joint meeting, 12 Jun. 2020
  • Ryusuke Masunaga; Niklas Schneider
    Seasonality and regional characteristics of sea-surface wind responses to mesoscale SST features               
    Ocean Sciences Meeting, 17 Feb. 2020
  • Ryusuke Masunaga; Niklas Schneider
    Seasonality and regional characteristics of sea surface wind responses to mesoscale SST features revealed by the transfer function               
    international union of geodesy and geophysics general assembly, 12 Jul. 2019
  • Ryusuke Masunaga; Hisashi Nakamura; Bunmei Taguchi; Takafumi Miyasaka
    Processes shaping the time-mean surface wind convergence patterns in winter around the Kuroshio Extension and Gulf Stream               
    international union of geodesy and geophysics general assembly, 12 Jul. 2019
  • Ryusuke Masunaga; Niklas Schneider
    Seasonality and regional characteristics of sea-surface wind responses to mesoscale SST features as revealed by the transfer function               
    International ocean vector wind science team meeting, May 2019
  • Ryusuke Masunaga; Niklas Schneider
    Seasonality and regional characteristics of sea-surface wind responses to mesoscale SST features               
    4th international joint workshop on computationally-intensive modeling of the climate system and 9th OFES international workshop, Feb. 2019
  • Ryusuke Masunaga; Hisashi Nakamura; Bunmei Taguchi; Takafumi Miyasaka
    Processes shaping the time-mean surface wind convergence patterns around the midlatitude western boundary currents               
    Partnership between Norway and Japan for excellent Education and Research in Weather and Climate Dynamics closing workshop, Feb. 2019
  • Ryusuke Masunaga; Hisashi Nakamura; Bunmei Taguchi; Takafumi Miyasaka
    Processes contributing to the time-mean surface wind convergence pattern around the wintertime Kuroshio Extension and subarctic fronts as revealed in the JRA-55 family               
    Ocean Sciences Meeting, 15 Feb. 2018, [Invited]
  • Ryusuke Masunaga; H. Kamahori; C. Kobayashi; H. Nakamura; S. Okajima
    Influence of the Kuroshio Extension and Oyashio fronts on the atmosphere as revealed in the JRA-55 family               
    japan geoscience union meeting, May 2017
  • Ryusuke Masunaga; H. Kamahori; C. Kobayashi; H. Nakamura; S. Okajima
    Climatological influence of midlatitude oceanic fronts on the atmosphere as revealed in the JRA-55 family               
    Workshop on global precipitation systems, Nov. 2016
  • 升永竜介; 釜堀弘隆; 小林ちあき; 中村尚; 岡島悟
    高解像度海面水温データを与えた全球大気再解析JRA-55追加プロダクト(2)               
    日本海洋学会秋季大会, Sep. 2016
  • Masunaga, R.; H. Nakamura; T. Miyasaka; K. Nishii; Y. Tanimoto; B. Qiu
    Extratropical Frontal- and Meso-scale Air-Sea Interaction: Mesoscale imprints of the Kuroshio Extension and Oyashio fronts on the wintertime atmospheric boundary layer               
    CLIVAR meeting, Sep. 2016
  • Ryusuke Masunaga; H. Nakamura; T. Miyasaka; K. Nishii; B. Qiu
    Interannual modulations of mesoscale imprints of the Kuroshio Extension and Oyashio fronts on the wintertime atmospheric boundary layer               
    AMS Conference on Air-Sea Interaction, Aug. 2016
  • Ryusuke Masunaga; H. Nakamura; T. Miyasaka; K. Nishii; Y. Tanimoto; B. Qiu
    Wintertime imprints of the Kuroshio Extension and Oyashio fronts on atmospheric boundary layer               
    Partnership between Norway and Japan for excellent Education and Research in Weather and Climate Dynamics Kick-off meeting, Jun. 2016
  • 升永竜介; 中村尚; 宮坂貴文; 西井和晃; Bo Qiu
    黒潮続流の十年規模変動に対する大気境界層の応答               
    日本海洋学会春季大会, Mar. 2016
  • Ryusuke Masunaga; H. Nakamura; T. Miyasaka; K. Nishii; B. Qiu
    Interannual modulations of mesoscale oceanic imprints on the wintertime atmospheric boundary layer under the changing dynamical regimes of the Kuroshio Extension               
    Ocean Sciences Meeting, Feb. 2016
  • Ryusuke Masunaga; H. Nakamura; T. Miyasaka; K. Nishii; B. Qiu
    Interannual modulations of mesoscale oceanic imprints on the wintertime atmospheric boundary layer under the changing dynamical regimes of the Kuroshio Extension               
    CLIVAR/JAMSTEC Workshop on the Kuroshio Current and Extension System, Jan. 2016
  • Ryusuke Masunaga; H. Nakamura; T. Miyasaka; K. Nishii; Y. Tanimoto; B. Qiu
    Separated imprints of the Kuroshio Extension and Oyashio fronts on the wintertime atmospheric boundary layer               
    International Union of Geodesy and Geophysics General Assembly, Jun. 2015
  • Ryusuke Masunaga; H. Nakamura; T. Miyasaka; K. Nishii; Y. Tanimoto; B. Qiu
    Separation of climatological imprints of the Kuroshio Extension and Oyashio fronts on the wintertime atmospheric boundary layer               
    American Meteorological Society annual meeting, Jan. 2015
  • 升永竜介; 中村尚; 宮坂貴文; 西井和晃; Bo Qiu
    黒潮続流の十年規模変動が冬季の大気境界層に及ぼす影響               
    日本気象学会秋季大会, Oct. 2014
  • 升永竜介; 中村尚; 宮坂貴文; 西井和晃; 谷本陽一; Bo Qiu
    黒潮・親潮続流域における複数の水温前線が冬季の大気境界層に及ぼす影響               
    東京大学大気海洋研究所国際沿岸海洋研究センター研究集会「中緯度気象・気候研究の現状と展望」, Aug. 2014
  • Ryusuke Masunaga; H. Nakamura; T. Miyasaka; K. Nishii; B. Qiu
    Imprints of multiple SST fronts on the wintertime atmospheric boundary layer within the Kuroshio-Oyashio Extension region               
    Asia Oceania Geosciences Society annual meeting, Jul. 2014
  • 升永竜介; 中村尚; 宮坂貴文; 西井和晃; 谷本陽一; Bo Qiu
    黒潮・親潮続流域における複数の水温前線が冬季の大気境界層に及ぼす影響               
    日本気象学会春季大会, May 2014
  • Ryusuke Masunaga; H. Nakamura; T. Miyasaka; K. Nishii; Y. Tanimoto
    Dependency of atmospheric boundary layer reproduced in reanalysis to the resolution of prescribed sea surface temperature               
    Ocean Sciences Meeting, Feb. 2014
  • 升永竜介; 中村尚; 宮坂貴文; 西井和晃; 谷本陽一
    大気再解析データで表現される大気境界層の海面水温データへの依存性               
    研究集会「異常気象と気候システム変動のメカニズムと予測可能性」, Oct. 2013
  • 升永竜介; 中村尚; 宮坂貴文; 西井和晃; 谷本陽一
    黒潮・親潮続流域の冬季平均場における曇特性と海上風収束のメソスケール構造               
    東京大学大気海洋研究所国際沿岸海洋研究センター研究集会「大気・海陸面相互作用と氷相を含む雲・降水過程」, Aug. 2013
  • Ryusuke Masunaga; H. Nakamura; T. Miyasaka; K. Nishii; Y. Tanimoto
    Interannual variations of a local pressure minimum and barocliniczone around the Kuroshio-Oyashio Extension under the winter monsoon               
    Davos Atmosphere and Cryosphere Assembly, Jul. 2013
  • 升永竜介; 中村尚; 宮坂貴文; 西井和晃; 谷本陽一
    黒潮・親潮海洋前線に伴う海面気圧極小と地表傾圧帯に見られる経年変動 ~大気再解析データで表現される大気境界層構造の海面水温データへの依存性~               
    日本気象学会春季大会, May 2013
  • 升永竜介; 中村尚; 宮坂貴文; 西井和晃; 谷本陽一
    黒潮・親潮続流域に形成される海面気圧極小と傾圧帯の経年変動               
    研究集会「週間及び1か月予報における顕著現象の予測可能性」, Nov. 2012
  • Ryusuke Masunaga; H. Nakamura; T. Miyasaka; K. Nishii
    Interannual variations of a local pressure minimum and baroclinicity around the Kuroshio Extension in the cold season               
    ICDM, Aug. 2012
  • 升永竜介; 中村尚; 西井和晃; 宮坂貴文
    黒潮続流域における海面気圧極小の気候平均場に見られる季節性,               
    日本気象学会春季大会, May 2012
  • Ryusuke Masunaga; H. Nakamura; T. Miyasaka; K. Nishii
    Interannual variations of a local pressure minimum and baroclinicity around the Kuroshio Extension in the cold season               
    japan geoscience union meeting, May 2012

Professional Memberships

  • METEOROLOGICAL SOCIETY OF JAPAN               
  • アメリカ地球物理学連合               
  • 日本地球惑星科学連合               
  • 日本海洋学会