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
G{x"+x$.<KG$3E-,.$.yxExzE#)
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
-- 2024-12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
2014-10 -- 2016-10水文・水資源学会編集出版委員会　幹事長　
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
2016-11 -- (現在)統合地域ダウンスケーリング計画Asia Point of Contact (POC)
学内管理運営業績
2019-04 -- 2021-03工学システム学類＆構造エネルギ工学専攻インターンシップ委員インターンシップ委員
2019-04 -- 2021-03構造エネルギー工学専攻　入試実施委員会入試実施委員
2019-04 -- 2023-03工学システム学類クラス担任

(最終更新日: 2025-09-12)