大樂 浩司(ダイラク コウジ)

所属
システム情報系
職名
准教授
URL
eメール
;)&.7&0:HWS0?Q98:0:'&Q&(Q/5
研究分野
水工学
研究キーワード
地域水文気候
水文気象学
水循環
地域気候
ダウンスケーリング
大規模シミュレーション
環境防災
風水害ハザード・リスク情報
研究課題
低平田園地域における流域治水のための田んぼダムの冷却・貯留効果評価2025-01 -- 2026-03大楽浩司国土交通省/河川砂防技術研究開発5,940,000円
流域治水のためのグリーンインフラ効果評価手法の開発2024-04 -- 2026-03大楽浩司関東地域づくり協会/公益助成事業1,900,000円
低平田園地域における水資源管理のための低流量予測2024-04 -- 2025-03大楽浩司筑波大学/つくば産学連携強化プロジェクト1,000,000円
気候変動物理的リスク評価モデルの開発2023-07 -- (現在)大楽浩司SOMPOリスクマネジメント/共同研究
気候変動リスク定量化にかかる学術指導2020-10 -- 2023-06大楽浩司SOMPOリスクマネジメント/学術指導
Towards robust projections of climate extremes and adaptation plans over South Asia2018 -- 2020Ali, Shaukatアジア太平洋地球変動研究ネットワーク/地域支援型公募プログラム
汎用的ダウンスケーリング技術開発（課題２「超高解像度ダウンスケーリング技術の開発(代表: 石川洋一)」の一課題）2015-12 -- 2020-03大楽浩司文部科学省/気候変動適応技術社会実装プログラム119,100,000円
職歴
2019-04 -- (現在)国立大学法人　筑波大学システム情報系准教授
2019-07 -- 2020-03国立研究開発法人 防災科学技術研究所マルチハザードリスク評価研究部門主幹研究員（クロスアポイントメント）
2016-09 -- 2019-03マレーシア日本国際工科院防災リスクマネジメント修士プログラム（MDRM）客員准教授
2016-04 -- 2019-03国立研究開発法人 防災科学技術研究所社会防災システム研究部門主任研究員
2011-04 -- 2016-03独立行政法人 防災科学技術研究所社会防災システム研究領域　災害リスク研究ユニット主任研究員
2010-10 -- 2011-03独立行政法人 防災科学技術研究所防災システム研究センター主任研究員
2009-06 -- 2010-05University of Colorado at Boulder　Cooperative Institute for Research in Environmental Sciences (CIRES)　Research Associate (Visiting Scientist)
2009-04 -- 2010-09独立行政法人 防災科学技術研究所水･土砂防災研究部主任研究員
2008-07 -- 2009-03独立行政法人 防災科学技術研究所水･土砂防災研究部研究員
2006-04 -- 2008-06独立行政法人 防災科学技術研究所水･土砂防災研究部任期付き研究員
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学歴
2000-04 -- 2003-03東京大学大学院 工学系研究科 社会基盤工学専攻
取得学位
1998-03学士東京大学
2000-03修士東京大学
2003-03博士（工学）東京大学
免許資格等
2002-03高等学校教諭専修免許状（理科）
2002-03中学校教諭専修免許状（理科）
所属学協会
2016-10 -- (現在)日本地球惑星科学連合
-- (現在)土木学会
-- (現在)水文・水資源学会
-- (現在)日本気象学会
-- (現在)American Geophysical Union (AGU)
-- (現在)Asia Oceania Geosciences Society (AOGS)
-- (現在)The Asia Pacific Association of Hydrology and Water Resources (APHW)
受賞
2025-05-19土木学会　国際活動奨励賞国際社会における土木工学の進歩発展に貢献（大楽浩司）
2025-03-25公益社団法人 計測自動制御学会 優秀学生賞人格・学業ともに優秀な学生 (Llorin, Alyssa Gewell Agena)
2025-03-25筑波大学校友会江崎賞在学中の研究活動において顕著な成果 (Llorin, Alyssa Gewell Agena)
2025-03-25システム情報工学研究群　研究群長表彰Local and Synoptic Influences on Long-term Trends in Rainfall over Metro Manila, Philippines (Llorin, Alyssa Gewell Agena)
2024-10-15Scientific Forum for Numerical Simulation of Asian Regional Climate Change and Earth System Process's Best Poster AwardLocal and Synoptic Influences on Long-Term Trends in Rainfall over Metro Manila, Philippines (Llorin, Alyssa Gewell Agena; Dairaku, Koji)
2024-05EMCEI-2024’s Best Paper AwardLocal and Synoptic Drivers for Rainfall Formation over Metro Manila, Philippines (Llorin, Alyssa Gewell Agena; Dairaku, Koji)
2024-03-25つくばスカラシップ「研究奨励奨学金」Analysis of feedback process on water availability in Africa from the past to future (Nguyen, Ngoc Kim Hong)
2024-03-25構造エネルギー工学学位プログラム　学位プログラム長表彰Analysis of feedback process on water availability in Africa from the past to future (Nguyen, Ngoc Kim Hong)
2024-03-25構造エネルギー工学学位プログラム　学位プログラム長表彰Added Values on Wind Energy Potential for South Asia Using High-Resolution Climate Models (Khan, Muhammad Abid)
2024-03-25構造エネルギー工学学位プログラム　学位プログラム長表彰Impact of Climate Change, Land Use and Land Cover Change on the Hydrological Response in Upper Blue Nile Basin (Brhane, Ermias Sisay)
2023-07-092023 International Young Scientists Forum Best Presentation AwardUncertainty Analysis of PERSIANN-family Precipitation Products over Himalayan Mountains of Pakistan, South Asia (Nadeem, Muhammad Umar; Dairaku, Koji)
2023-03-24構造エネルギー工学学位プログラム　学位プログラム長表彰Anthropogenic influence on extreme precipitation over East Asia (Adigun, Paul Ayodele)
2022-12AGU 2022 Outstanding Student Presentation Award (OSPA)Building a high-resolution climate dataset for Vietnam based on ERA5-Land and In-situ data (Nguyen, Ngoc Kim Hong; Thanh, Ngo-Duc; Dairaku, Koji)
2022-03アウトスタンディング・ディスカッション賞水工学講演会における優秀な討議（大楽浩司）
論文
  • Addressing Biases and Enhancing Accuracy: The Role of Downscaled Climate Models in East Africa
    Endalew Negusu Tarekegn; Dairaku Koji; Nguyen Ngoc Kim H...
    Euro-Mediterranean Journal for Environmental Integration, 2025-06
  • Sensitivity of WRF Parameterization Combinations in Simulating Precipitation Over the Upper Blue Nile Basin
    Endalew Negusu Tarekegn; Dairaku Koji
    Euro-Mediterranean Journal for Environmental Integration, 2025-06
  • Copula-based Multivariate Drought Index for Monitoring Drought in the Upper Blue Nile Basin, Ethiopia
    Defersha Dessalew Tadesse; Dairaku Koji; Nguyen Ngoc K...
    Euro-Mediterranean Journal for Environmental Integration, 2025-06
  • Extreme Precipitation Assessment in the Southeast Greater Mekong Subregion: Insights from Statistical Downscaling
    Nguyen Ngoc Kim Hong; Dairaku Koji
    Earth Systems and Environment (ESEV-2025) Proceedings, 2025-4
  • Refining Regional Climate: High-Resolution Statistical Downscaling with Relative Humidity and Temperature over Southeast of the Greater Mekong Subregion
    Nguyen Ngoc Kim Hong; Dairaku Koji
    Earth Systems and Environment (ESEV-2025) Proceedings, 2025-4
  • Machine Learning-Based Downscaling of High-Resolution GCMs for Accurate Precipitation Tracking in Flood-Prone Regions of Pakistan
    Nadeem Muhammad Umar; Dairaku Koji; Adigun Paul Ayodele
    Earth Systems and Environment (ESEV-2025) Proceedings, 2025-4
  • Assessing Hydrological Uncertainty in the Upper Blue Nile Basin: A Multi-Model Evaluation
    Endalew Negusu Tarekegn; Dairaku Koji; Adigun Paul Ayode...
    Earth Systems and Environment (ESEV-2025) Proceedings, 2025-4
  • Evaluation of the Influence of Climate Change on Solar Power Potential in Japan
    Shobayashi Narin; Dairaku Koji; Adigun Paul Ayodele
    Earth Systems and Environment (ESEV-2025) Proceedings, 2025-4
  • Dynamic-Thermodynamic Coupled Systems Metrics for Improving Tropical Cyclone Intensity Estimation in CMIP6 Models
    Adigun Paul Ayodele; Dairaku Koji
    Earth Systems and Environment (ESEV-2025) Proceedings, 2025-4
  • Assessing the Impact of Projected Climate Change on Sediment Yield Using CMIP6 Ensemble Models
    Doko Hailemariam Mengistu; Dairaku Koji; Defersha Dess...
    Earth Systems and Environment (ESEV-2025) Proceedings, 2025-4
  • Groundwater Level Fluctuations and Dynamics in the Semi-Arid Region of Northeastern Ethiopia
    Doko Hailemariam Mengistu; Dairaku Koji; Defersha Dess...
    Earth Systems and Environment (ESEV-2025) Proceedings, 2025-4
  • Assessing the Hydrological Impacts of Future Land Use Change Scenarios in the Upper Blue Nile Basin Using an Integrated FLUS-SWAT Modeling Approach
    Brhane Ermias Sisay; Dairaku Koji; Adigun Paul Ayodele
    Earth Systems and Environment (ESEV-2025) Proceedings, 2025-4
  • Assessing wind power generation potential over South Asia using wind speed observation and reanalysis datasets
    Khan Muhammad Abid; DAIRAKU Koji; Kelkar Saurabh
    STOCHASTIC ENVIRONMENTAL RESEARCH AND RISK ASSESSMENT/39/pp.1179-1207, 2025-02
  • Spatiotemporal analysis of drought patterns and trends across Africa: a multi-scale SPEI approach (1960-2018)
    Ogunrinde Akinwale T.; Adigun Paul; Xue Xian; Dairaku ...
    INTERNATIONAL JOURNAL OF DIGITAL EARTH/18(1), 2025-1-06
  • The future of photovoltaic energy potential in Africa under higher emission scenarios: Insights from CMIP6 multi-model ensemble analysis
    Adigun Paul; Ogunrinde Akinwale T.; Dairaku Koji; Adeb...
    SOLAR ENERGY/285, 2025-01-01
  • Study for the creation of stochastic Japanese Tropical Cyclone (TC) events and economic loss assessment in future climate
    Arai Takayoshi; Tsurushima Daiki; Dairaku Koji; Shimokawa...
    Advances in Science, Technology & Innovation (ASTI), 2024-11
  • Research on the water retention and cooling effects of urban greening for climate change adaptation
    Aoki Fumiya; Dairaku Koji
    Advances in Science, Technology & Innovation (ASTI), 2024-11
  • Development and Evaluation of a Novel Precipitation Product for Extreme Events: A Principal Component Analysis Approach
    Nadeem Muhammad Umar; Dairaku Koji; Nguyen Ngoc Kim Hong...
    Advances in Science, Technology & Innovation (ASTI), 2024-11
  • Investigating the Impact of Climate Change on the Hydrology of Gumara Maksegnit Watershed, Lake Tana Basin, Ethiopia
    Defersha Dessalew Tadesse; Dairaku Koji; Doko Hailemar...
    Advances in Science, Technology & Innovation (ASTI), 2024-11
  • Significance of upper troposphere cooling in modulating tropical cyclone potential intensity in the recent decade
    Adigun Paul Ayodele; Dairaku Koji
    Advances in Science, Technology & Innovation (ASTI), 2024-11
  • Anthropogenic influence on changing extreme precipitation patterns over East Asia
    Adigun Paul Ayodele; Dairaku Koji
    Advances in Science, Technology & Innovation (ASTI), 2024-11
  • Multi-scale drought variability over West Africa and the associated large-scale circulation patterns
    Ogunrinde Akinwale T.; Adigun Paul; Xian Xue; Yu Haip...
    GEOMATICS NATURAL HAZARDS & RISK/15(1), 2024-10-11
  • Evaluation of Wind Speed Accuracy Enhancement in South Asia Through Terrain-Modified Wind Speed (Wt) Adjustments of High-Resolution Regional Climate Modeling
    Khan Muhammad Abid; DAIRAKU Koji; Kelkar Saurabh
    EARTH SYSTEMS AND ENVIRONMENT/Epub, 2024-08
  • Unraveling Soil Moisture Response and Water Availability over Africa in the past and projection scenarios
    Nguyen Ngoc Kim Hong; Dairaku Koji
    Euro-Mediterranean Journal for Environmental Integration, 2024-05
  • Random forest classification for land use land cover mapping the case of Awash Basin
    Doko Hailemariam Mengistu; Dairaku Koji
    Euro-Mediterranean Journal for Environmental Integration, 2024-05
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会議発表等
  • Heat Stress Analysis by Statistical Downscaling Over Vietnam and Cambodia Regions Towards Local Climate Risk Assessment
    Nguyen Ngoc Kim Hong; Dairaku Koji
    22th Annual Meeting of the Asia Oceania Geosciences Society (AOGS 2025)/2025-07-31
  • Hybrid Statistical Downscaling and Moist Heatwave Analysis over Southeast Greater Mekong
    Nguyen Ngoc Kim Hong; Dairaku Koji
    22th Annual Meeting of the Asia Oceania Geosciences Society (AOGS 2025)/2025-07-30
  • Investigating The Urban Rainfall Effect Of Metro Manila, Philippines Under Varying Synoptic Conditions Using The WRF Model
    Llorin Alyssa Gewell Agena; Dairaku Koji
    22th Annual Meeting of the Asia Oceania Geosciences Society (AOGS 2025)/2025-07-29
  • Evaluating Urban Greening's Effects on Water Retention and Cooling in East Asia for Climate Change Adaptation
    Aoki Fumiya; Dairaku Koji; Wang Yingfu; Brhane Ermias...
    22th Annual Meeting of the Asia Oceania Geosciences Society (AOGS 2025)/2025-07-29
  • Copula-based Multivariate Drought Index for Monitoring Drought in the Upper Blue Nile Basin, Ethiopia
    Defersha Dessalew Tadesse; Dairaku Koji; Nguyen Ngoc K...
    7th Euro-Mediterranean Conference for Environmental Integration (EMCEI-2025)/2025-06-24
  • Addressing Biases and Enhancing Accuracy: The Role of Downscaled Climate Models in East Africa
    Endalew Negusu Tarekeg; Dairaku Koji; Nguyen Ngoc Kim Ho...
    7th Euro-Mediterranean Conference for Environmental Integration (EMCEI-2025)/2025-06-23
  • Sensitivity of WRF Parameterization Combinations in Simulating Precipitation Over the Upper Blue Nile Basin
    Endalew Negusu Tarekeg; Dairaku Koji
    7th Euro-Mediterranean Conference for Environmental Integration (EMCEI-2025)/2025-06-23
  • 日本における気候変動による太陽光発電ポテンシャル評価
    正林 奈倫; 大楽 浩司
    Japan Geoscience Union Meeting 2025/2025-05-28
  • Investigation of Key Role in Hotspot Occurrence using Multivariate Principal Component and Distribution Analysis (Study case: Kalimantan and South Sumatra, Indonesia)
    Septiawan Pandu; Dairaku Koji
    Japan Geoscience Union Meeting 2025/2025-05-27
  • 東アジアにおける気候変動適応のための都市緑化による雨水貯留・冷却効果の評価
    青木 文弥; 大楽 浩司
    Japan Geoscience Union Meeting 2025/2025-05-26
  • Rainfall Erosivity in a Changing Climate: Historical Trends and Future Projections from CMIP6
    Doko Hailemariam Mengistu; Dairaku Koji; Brhane Ermias...
    Japan Geoscience Union Meeting 2025/2025-05-26
  • Assessing Hydrological Uncertainty in the Lake Tana Sub-Basin of the Blue Nile, Ethiopia Using CMIP5, CMIP6, and CORDEX Models
    Endalew Negusu Tarekegn; Dairaku Koji; Adigun Paul Ayo...
    Japan Geoscience Union Meeting 2025/2025-05-26
  • Parametric Multivariate Index for Monitoring Drought in the upper Blue Nile River basin, Ethiopia
    Defersha Dessalew Tadesse; Dairaku Koji; Nguyen Ngoc K...
    Japan Geoscience Union Meeting 2025/2025-05-26
  • Hydrological Response to Climate Change-Induced Extreme Rainfall in Pakistan
    Nadeem Muhammad Umar; Dairaku Koji
    Japan Geoscience Union Meeting 2025/2025-05-26
  • Statistical Downscaling of CMIP6 GCMs for the Southeast Greater Mekong Subregion Towards Strengthening Local Climate Impact Assessments
    Nguyen Ngoc Kim Hong; Dairaku Koji
    Japan Geoscience Union Meeting 2025/2025-05-26
  • Extreme Precipitation Assessment in the Southeast Greater Mekong Subregion: Insights from Statistical Downscaling
    Nguyen Ngoc Kim Hong; Dairaku Koji
    1st Earth Systems and Environment Journal Annual Meeting (ESEV-2025)/2025-04-29
  • Evaluation of the Influence of Climate Change on Solar Power Potential in Japan
    Shobayashi Narin; Dairaku Koji; Adigun Paul Ayodele
    1st Earth Systems and Environment Journal Annual Meeting (ESEV-2025)/2025-04-29
  • Dynamic-Thermodynamic Coupled Systems Metrics for Improving Tropical Cyclone Intensity Estimation in CMIP6 Models
    Adigun Paul Ayodele; Dairaku Koji
    1st Earth Systems and Environment Journal Annual Meeting (ESEV-2025)/2025-04-29
  • Assessing Hydrological Uncertainty in the Upper Blue Nile Basin: A Multi-Model Evaluation
    Endalew Negusu Tarekegn; Dairaku Koji; Adigun Paul Ayode...
    1st Earth Systems and Environment Journal Annual Meeting (ESEV-2025)/2025-04-29
  • Assessing the Impact of Projected Climate Change on Sediment Yield Using CMIP6 Ensemble Models.
    Doko Hailemariam Mengistu; Dairaku Koji; Defersha Dess...
    1st Earth Systems and Environment Journal Annual Meeting (ESEV-2025)/2025-04-29
  • Groundwater Level Fluctuations and Dynamics in the Semi-Arid Region of Northeastern Ethiopia
    Doko Hailemariam Mengistu; Dairaku Koji; Defersha Dess...
    1st Earth Systems and Environment Journal Annual Meeting (ESEV-2025)/2025-04-29
  • Refining Regional Climate: High-Resolution Statistical Downscaling with Relative Humidity and Temperature over Southeast of the Greater Mekong Subregion
    Nguyen Ngoc Kim Hong; Dairaku Koji
    1st Earth Systems and Environment Journal Annual Meeting (ESEV-2025)/2025-04-28
  • Machine Learning-Based Downscaling of High-Resolution GCMs for Accurate Precipitation Tracking in Flood-Prone Regions of Pakistan
    Nadeem Muhammad Umar; Dairaku Koji; Adigun Paul Ayodele
    1st Earth Systems and Environment Journal Annual Meeting (ESEV-2025)/2025-04-28
  • Assessing the Hydrological Impacts of Future Land Use Change Scenarios in the Upper Blue Nile Basin Using an Integrated FLUS-SWAT Modeling Approach
    Brhane Ermias Sisay; Dairaku Koji; Adigun Paul Ayodele
    1st Earth Systems and Environment Journal Annual Meeting (ESEV-2025)/2025-04-28
  • Analysis of Compound Dry-Hot-Windy Condition Impact to Forest Fire in Southeast Asia and Australia
    Septiawan Pandu; Dairaku Koji; Nurdiati Sri; Sopaheluw...
    1st Earth Systems and Environment Journal Annual Meeting (ESEV-2025)/2025-04-28
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担当授業科目
2024-10 -- 2025-02構造エネルギー工学後期特別研究B筑波大学
2024-10 -- 2025-02構造エネルギー工学前期特別研究Ib筑波大学
2024-10 -- 2025-02構造エネルギー工学前期特別演習Ib筑波大学
2024-10 -- 2025-02構造エネルギー工学前期特別研究IIb筑波大学
2024-10 -- 2025-02構造エネルギー工学前期特別演習IIb筑波大学
2024-10 -- 2025-02構造エネルギー工学後期特別演習B筑波大学
2024-04 -- 2024-08構造エネルギー工学前期特別演習II筑波大学
2024-10 -- 2025-02構造エネルギー工学前期特別演習II筑波大学
2024-04 -- 2024-08構造エネルギー工学後期特別演習A筑波大学
2024-04 -- 2024-08構造エネルギー工学前期特別演習Ia筑波大学
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授業以外の教育活動
2019-10 -- 2019-10特別講義筑波大学
学協会等委員
2025-01 -- (現在)統合地域気候ダウンスケーリング計画 (CORDEX) 機械学習タスクフォースMember, CORDEX Task Force on Machine Learning
2021-06 -- 2022-03埼玉県環境科学国際センター客員研究員
2018-04 -- 2024-09日本学術会議環境学委員会・地球惑星科学委員会合同 FE・WCRP合同分科会GEWEX小委員会委員
2018-01 -- 2020-03国立研究開発法人　防災科学技術研究所ブランディング推進室　室員
2016-11 -- (現在)統合地域ダウンスケーリング計画 (CORDEX)Asia Point of Contact (POC)
2016-10 -- 2024-12水文・水資源学会編集出版委員会　筑波グループ幹事
2014-10 -- 2016-10水文・水資源学会編集出版委員会　幹事長　
2012-03 -- (現在)公益社団法人土木学会水工学委員会地球環境水理学小委員会　委員
2010-04 -- 2021-03国立大学法人　東京大学生産技術研究所研究員
2009-10 -- (現在)水文・水資源学会編集出版委員会委員
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学内管理運営業績
2025-04 -- 2027-03構造エネルギー工学専攻　広報委員会　広報委員
2025-04 -- 2027-03工学システム学類　FD委員会FD委員
2023-11 -- 2024-10筑波大学　親和会幹事
2023-11 -- 2025-10工学システム学類　就職委員会就職委員
2023-08 -- 2025-07構造エネルギー工学専攻　就職委員会就職委員
2023-07 -- 2024-04筑波大学入学試験問題出題専門委員会筑波大学入学試験問題出題専門委員会委員
2023-04 -- 2025-04工学システム学類　新入生オリエンテーション委員会兼大学説明会担当新入生オリエンテーション委員兼大学説明会担当
2021-04 -- 2023-03システム情報工学研究群　広報委員会委員長
2021-04 -- 2023-03構造エネルギー工学専攻　総務委員会　総務委員（庶務）
2021-04 -- 2023-03学生担当教員学生担当教員（クラス連絡会共同議長）
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(最終更新日: 2025-09-16)