OTSUKI Takashi

Affiliation

Faculty of Engineering, Division of Intelligent Systems Engineering

Job Title

Associate Professor

Research Fields, Keywords

Energy system analysis, Climate change mitigation, Carbon neutral society, Decarbonization technology assessment

Mail Address

E-mail address

Web Site

https://otsuki.ynu.ac.jp/en.html

Related SDGs




写真a

Education 【 display / non-display

  • 2016.9
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    2019.9

    The University of Tokyo   Department of Nuclear Engineering and Management   Doctor Course   Completed

  • 2011.4
    -
    2014.3

    The University of Tokyo   Department of Nuclear Engineering and Management   Master Course   Completed

  • 2007.4
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    2011.3

    Keio University   Department of Administration Engineering   Graduated

Degree 【 display / non-display

  • Doctor of Engineering - The University of Tokyo

Campus Career 【 display / non-display

  • 2022.4
     
     

    Duty   Yokohama National UniversityFaculty of Engineering   Division of Intelligent Systems Engineering   Associate Professor  

  • 2023.10
     
     

    Concurrently   Yokohama National UniversityInstitute of Advanced Sciences   Associate Professor  

  • 2022.4
     
     

    Concurrently   Yokohama National UniversityCollege of Engineering Science   Department of Mathematics, Physics, Electrical Engineering and Computer Science   Associate Professor  

  • 2022.4
     
     

    Concurrently   Yokohama National UniversityGraduate school of Engineering Science   Department of Mathematics, Physics, Electrical Engineering and Computer Science   Associate Professor  

External Career 【 display / non-display

  • 2023.7
     
     

    The Institute of Energy Economics, Japan   Clean Energy Unit   Principal Research Fellow  

  • 2022.4
    -
    2023.6

    The Institute of Energy Economics, Japan   Visiting Researcher  

  • 2020.10
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    2022.3

    The Institute of Energy Economics, Japan   Electric Power Industry & New and Renewable Energy Unit   Chief Researcher  

  • 2020.7
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    2021.6

    The University of Tokyo   School of Engineering   Visiting Researcher  

  • 2019.4
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    2020.9

    The Institute of Energy Economics, Japan   Electric Power Industry & New and Renewable Energy Unit   Researcher  

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Research Areas 【 display / non-display

  • Energy Engineering / Earth resource engineering, Energy sciences

 

Books 【 display / non-display

  • この1冊でわかるエネルギーのいま

    豊田正和、大槻貴司、ほか( Role: Joint author)

    中央公論新社読売販売部 

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    Language:Japanese Book type:General book, introductory book for general audience

  • IEEJ Outlook 2022 -Challenges toward carbon neutrality: Voyage in uncharted territory-

    Akira YANAGISAWA, Takashi OTSUKi, et al.( Role: Joint author ,  Renewable Energy Outlook (Advanced Technology Scenario))

    The Institute of Energy Economics, Japan 

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    Total pages:107   Responsible for pages:88-91   Language:Japanese Book type:Report

  • IEEJ Outlook 2021 -Energy transition in the post corona world-

    Akira YANAGISAWA, Takashi OTSUKi, et al.( Role: Joint author ,  Renewable Energy Outlook (Advanced Technology Scenario))

    The Institute of Energy Economics, Japan 

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    Total pages:117   Responsible for pages:80-82   Language:Japanese Book type:Report

  • IEEJ Outlook 2020 -Coping with the increasingly challenging energy trilemma (3Es)-

    Akira YANAGISAWA, Takashi OTSUKi, et al.( Role: Joint author ,  Renewable Energy Outlook (Reference Scenario))

    The Institute of Energy Economics, Japan 

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    Total pages:136   Responsible for pages:72-74   Language:Japanese Book type:Report

  • APEC Energy Overview 2018

    Elvira GELINDON編 Takashi OTSUKIと他18名で分担執筆( Role: Joint author ,  Japan Chapter)

    Asia Pacific Economic Cooperation 

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    Total pages:344   Responsible for pages:130-146   Language:English Book type:Report

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Thesis for a degree 【 display / non-display

  • Feasibility Study on Low-carbon Technologies Using a Regionally and Temporally Disaggregated Global Energy System Model

    Takashi OTSUKI

    2019.9

    Doctoral Thesis   Single Work  

    DOI

Papers 【 display / non-display

  • Quantitative assessment of the economic feasibility of thermal storage systems

    MATSUO Yuhji, OTSUKI Takashi

    Transactions of the JSME (in Japanese)   advpub ( 0 )   2025  [Reviewed]

    DOI CiNii Research

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    Language:Japanese   Publishing type:Research paper (scientific journal)   Publisher:The Japan Society of Mechanical Engineers   Joint Work  

  • Case Study on Electric Power Systems to Realize 2050 Carbon Neutrality

    Haruhiko Koyama, Shigeki Kondo, Shigeru Matsumoto, Kenichi Sakimoto, Hideaki Obane, Takashi Otsuki, … Show more authors

    IEEJ Transactions on Power and Energy   144 ( 9 )   503 - 511   2024.9  [Reviewed]

    DOI

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    Language:Japanese   Publishing type:Research paper (scientific journal)   Single Work  

  • Residual emissions and carbon removal towards Japan's net-zero goal: A multi-model analysis

    Masahiro Sugiyama, Shinichiro Fujimori, Kenichi Wada, Etsushi Kato, Yuhji Matsuo, Osamu Nishiura, K … Show more authors

    Environmental Research Communications   6   051008   2024.5  [Reviewed]

    DOI

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    Language:English   Publishing type:Research paper (scientific journal)   Single Work  

  • Role of carbon dioxide capture and storage in energy systems for net-zero emissions in Japan

    Takashi Otsuki, Yoshiaki Shibata, Yuhji Matsuo, Hideaki Obane, Soichi Morimoto

    International Journal of Greenhouse Gas Control   132   104065   2024.2  [Reviewed]

    DOI

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    Authorship:Lead author, Corresponding author   Language:English   Publishing type:Research paper (scientific journal)   Joint Work  

    Other Link: https://doi.org/10.1016/j.ijggc.2024.104065

  • Temporally Detailed Modeling and Analysis of Global Net Zero Energy Systems Focusing on Variable Renewable Energy

    Takashi Otsuki, Ryoichi Komiyama, Yasumasa Fujii, Hiroko Nakamura

    Energy and Climate Change   2023.5  [Reviewed]

    DOI

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    Authorship:Lead author, Corresponding author   Language:English   Publishing type:Research paper (scientific journal)   Single Work  

    Other Link: https://doi.org/10.1016/j.egycc.2023.100108

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Review Papers 【 display / non-display

  • Preface: Regional and Municipality-level Demonstration Projects Towards Realizing a Hydrogen Society

    OTSUKI Takashi

    Nihon Enerugii Gakkai Kikanshi Enermix   104 ( 1 )   3 - 4   2025.1

    DOI CiNii Research

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    Authorship:Lead author   Language:Japanese   Publishing type:Article, review, commentary, editorial, etc. (bulletin of university, research institution)   Publisher:The Japan Institute of Energy   Single Work  

  • Preface: Overview of Energy and Environment Policies in Europe

    OTSUKI Takashi

    Nihon Enerugii Gakkai Kikanshi Enermix   102 ( 6 )   718 - 719   2023.11

    DOI CiNii Research

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    Authorship:Lead author, Corresponding author   Language:Japanese   Publishing type:Article, review, commentary, editorial, etc. (bulletin of university, research institution)   Publisher:The Japan Institute of Energy   Single Work  

  • Municipal Waste as a Distributed Energy Resource

    OTSUKI Takashi, KUNITAKE Rintaro, KOMEDA Shun, HAMADA Ryo, MATSUBARA Riko, WATANABE Hiroki

    The Journal of The Institute of Electrical Engineers of Japan   143 ( 11 )   688 - 691   2023.11

    DOI CiNii Research

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    Authorship:Lead author, Corresponding author   Language:Japanese   Publishing type:Article, review, commentary, editorial, etc. (bulletin of university, research institution)   Publisher:The Institute of Electrical Engineers of Japan   Joint Work  

  • Essays on the Carbon Sources of Carbon-Recycle Fuels: Concluding the Series of Eassays

    Yoshiaki SHIBATA, Takashi OTSUKI

    Enerugi Keizai (Energy economics)   47 ( 3 )   31 - 32   2021.9

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    Language:Japanese   Publishing type:Article, review, commentary, editorial, etc. (bulletin of university, research institution)   Single Work  

    Other Link: https://eneken.ieej.or.jp/news/ieej_journal/Vol.16_No.3.pdf

  • Essays on the Carbon Sources of Carbon-Recycle Fuels: Attribution of CO2 Emission Reduction Effect

    Yoshiaki SHIBATA, Takashi OTSUKI

    Enerugi Keizai (Energy economics)   47 ( 3 )   28 - 30   2021.9

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    Language:Japanese   Publishing type:Article, review, commentary, editorial, etc. (bulletin of university, research institution)   Single Work  

    Other Link: https://eneken.ieej.or.jp/news/ieej_journal/Vol.16_No.3.pdf

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Awards 【 display / non-display

  • The Japan Institute of Energy Award for Progress

    2025.2   The Japan Institute of Energy  

    Individual or group name of awards:Takashi OTSUKI

  • The 16th Best Paper Award

    2020.8   Japan Society of Energy and Resources   Development of a Regionally Disaggregated Global Energy System Model and Analysis of Energy and CO2 Transportation in a Low-carbon System

    Individual or group name of awards:Takashi OTSUKI, Ryoichi KOMIYAMA, Yasumasa FUJII

  • Award for Distinguished Paper (FY2020)

    2020.8   The Japan Institute of Energy   Techno-economic Assessment of Hydrogen Energy in the Electricity and Transport Sectors Using a Spatially-disaggregated Global Energy System Model

    Individual or group name of awards:Takashi OTSUKI, Ryoichi KOMIYAMA, Yasumasa FUJII

  • Annual paper award

    2020.3   The Institute of Energy Economics, Japan   Research on global energy system model

    Individual or group name of awards:Takashi OTSUKI

  • Award for Encouragement (FY2019)

    2020.2   The Japan Institute of Energy   Feasibility Study on a 100% Renewable Electricity System using a Temporally Detailed Global Energy System Model

    Individual or group name of awards:Takashi OTSUKI

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Grant-in-Aid for Scientific Research 【 display / non-display

  • 重要鉱物の資源制約を考慮した脱炭素エネルギーシステム解析

    Grant number:23K13696  2023.4 - 2026.3

    日本学術振興会  科学研究費助成事業  Grant-in-Aid for Early-Career Scientists

    Investigator(s):大槻貴司

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    Authorship:Principal investigator  Grant type:Competitive

Other external funds procured 【 display / non-display

  • 地域特性を活かし価値を創造する再エネ基盤社会への道筋

    Grant number:JPMJCN2302  2023.4 - 2027.3

    Japan Science and Technology Agency  低炭素社会実現のための社会シナリオ研究事業

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    Authorship:Coinvestigator(s) 

Presentations 【 display / non-display

  • Cost assessment of hydrogen energy carriers, including synthetic methane

    Takashi Otsuki, Yoshiaki Shibata  [Invited]

    2022.11  Agency for Natural Resources and Energy

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    Event date: 2022.11

    Language:Japanese   Presentation type:Oral presentation (invited, special)  

    Venue:Online  

  • Development of a spatiotemporally detailed energy system model

    Takashi Otsuki

    Social scenario research program towards a carbon neutral society Symposium  2025.2  JST Social scenario research program towards a carbon neutral society

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    Event date: 2025.2

    Language:Japanese   Presentation type:Symposium, workshop panel (nominated)  

    Venue:The University of Tokyo   Country:Japan  

  • Model calculations of Japan's energy mix in 2040 and 2050

    S. Endo, T. Otsuki, H. Obane, Y. Matsuo, S. Morimoto, A. Yanagisawa

    The 66th meeting of the Basic Policy Subcommittee  2024.12  Ministry of Economy, Trade and Industry

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    Event date: 2024.12

    Language:Japanese   Presentation type:Other  

    Country:Japan  

  • Opportunities and challenges for net zero energy systems in Japan

    Takashi Otsuki  [Invited]

    The University of Tokyo Social scenario research program towards a carbon neutral society Seminar  2024.10  Institute for Future Initiatives, The University of Tokyo

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    Event date: 2024.10

    Language:Japanese   Presentation type:Public lecture, seminar, tutorial, course, or other speech  

    Venue:Online  

  • 地域条例・建物特性を考慮した太陽光発電の導入ポテンシャル評価

    尾羽秀晃,森本壮一,柴田善朗,大槻貴司  [Invited]

    総合エネルギー調査会 省エネルギー・新エネルギー分科会/電力・ガス事業分科会 再生可能エネルギー大量導入・次世代電力ネットワーク小委員会  経済産業省資源エネルギー庁

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    Event date: 2024.8

    Language:Japanese   Presentation type:Oral presentation (invited, special)  

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Preferred joint research theme 【 display / non-display

  • Assessment of energy systems and technologies toward a carbon neutral society

 

Charge of on-campus class subject 【 display / non-display

  • 2024   Energy and Control Practice

    Graduate school of Engineering Science

  • 2024   Advanced controll and energy system demonstration F

    Graduate school of Engineering Science

  • 2024   Advanced controll and energy system demonstration S

    Graduate school of Engineering Science

  • 2024   Advanced controll and energy system design F

    Graduate school of Engineering Science

  • 2024   Advanced controll and energy system design S

    Graduate school of Engineering Science

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Committee Memberships 【 display / non-display

  • 国際協力機構(JICA) エネルギートランジションモデル分析に関する有識者会合

    2024.5 - 2024.8  委員

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    Committee type:Government 

  • 日本エネルギー学会「エネルギー学」部会

    2022.4  エネルギー政策分科会幹事,庶務・編集委員会担当

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    Committee type:Academic society 

Social Contribution(Extension lecture) 【 display / non-display

  • Future energy projections

    Role(s): Lecturer

    2024.11

Media Coverage 【 display / non-display

  • 「小水力発電」再び脚光

    神戸新聞  オンライン  2023.7

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    Author:Other 

  • 米からイーメタン輸入 メタネーション官民協で発表

    ガスエネルギー新聞  第1面  2022.11

Academic Activities 【 display / non-display

  • Program committee member, The 43rd International Conference (Tokyo)

    Role(s): Planning, management, etc.

    The International Association for Energy Economics  2019.4 - 2022.3

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    Type:Competition, symposium, etc.