Tomohiro Hasumi

Profile Information

Affiliation: Principal Researcher, National Maritime Research Institute, Offshore Advanced Technology Offshore Renewable Energy Research Group, National Institute of Maritime, Port and Aviation Technology
: (Concurrent)National Maritime Research Institute, Safety Operation Office of Dynamic Positioning System
: (Concurrent)Leader, Offshore Wind Power Project Team

Degree: Doctor of Science(Mar, 2009, Waseda University)

Researcher number: 70601251
ORCID iD: https://orcid.org/0009-0005-1198-6025
J-GLOBAL ID: 202201009435183024
researchmap Member ID: R000035960

Research Interests

Research Areas

Research History

Mar, 2025 - Present

Leader, Offshore Wind Power Project Team, National Institute of Maritime, Port and Aviation Technology
Apr, 2024 - Present

Principal Researcher, National Maritime Research Institute, Offshore Advanced Technology Offshore Renewable Energy Research Group, National Institute of Maritime, Port and Aviation Technology
Apr, 2022 - Present

National Maritime Research Institute, Safety Operation Office of Dynamic Positioning System, National Institute of Maritime, Port and Aviation Technology
Apr, 2022 - Feb, 2025

Offshore Wind Power Project Team, National Institute of Maritime, Port and Aviation Technology
Apr, 2022 - Mar, 2024

Chief Researcher, Offshore Advanced Technology Department Offshore Renewable Energy Research Group, National Institute of Maritime, Port and Aviation Technology
Apr, 2021 - Mar, 2022

Mizuho Research and Technologies
Apr, 2019 - Mar, 2021

Global Inovation & Energy Department, Mizuho Infomation and Research Institute
Jun, 2015 - Mar, 2019

Mizuho Information and Research Institute
Jun, 2013 - May, 2015

Environmental Policy Division, Industrial Science and Technology Policy and Environment Bureau, Ministry of Economy, Trade and Industry
Apr, 2009 - May, 2013

Mizuho Information and Research Insititute

Education

Apr, 2006 - Mar, 2009

Department of Physics and Applied Physics, Graduate School of Advanced Science and Engineering, Waseda University
Apr, 2004 - Mar, 2006

Department of Physics and Applied Physics, Graduate School of Science and Engineering, Waseda University
Apr, 2000 - Mar, 2004

Department of Physics, Waseda University, School of Science and Engineering, Waseda University

Committee Memberships

Jul, 2024 - Mar, 2026

Technical Adviser, New Energy and Industrial Technology Development Organization
Sep, 2024 - Mar, 2025

Technical Adviser, New Energy and Industrial Technology Development Organization
Jul, 2024 - Sep, 2024

Technical Adviser, New Energy and Industrial Technology Development Organization
Apr, 2020 - Mar, 2024

Technical Adviser, New Energy and Industrial Technology Development Organization
Apr, 2021 - Mar, 2022

Technical Adviser, New Energy and Industrial Technology Development Organization
Apr, 2020 - Mar, 2021

Technical Adviser, New Energy and Industrial Technology Development Organization

Papers

Research on Offshore Installation Time Estimation Model for Floating Offshore Wind Farms Around Japan

Tomohiro Hasumi, Takeshi Yokoi, Ken Haneda, Toshiki Chujo, Toshifumi Fujiwara

Journal of the Japan Society of Naval Architects and Ocean Engineers, 40 157-169, Dec, 2024 Peer-reviewedLead author
Analysis of Installation Time for Floating Offshore Wind Farms

Tomohiro Hasumi, Takeshi Yokoi, Ken Haneda, Toshiki Chujo, Toshifumi Fujiwara

Proceedings of the ASME 2024 43rd International Conference on Ocean, Offshore and Arctic Engineering OMAE2024, Jun, 2024 Peer-reviewedLead author
Research and Development on Fundamental and Safety Assessment Technologies for Ocean Renewable Energies

Toshifumi Fujiwara, Toshiaki Chujo, Tomoki Taniguchi, Ken Haneda, Shunka C. Hirao, Jun Umeda, Tomohiro Hasumi, Sotaro Masanobu, Masakatsu Saito, Kenta Hasegawa …

PAPERS OF NATIONAL MARITIME RESEARCH INSTITUTE, 23(3) 1-25, Dec, 2023 Peer-reviewed
Research on Offshore Installation Time Estimation Model for Floating Offshore Wind Farms

Tomohiro Hasumi, Takeshi Yokoi, Ken Haneda, Toshiki Chujo, Toshifumi Fujiwara

Journal of the Japan Society of Naval Architects and Ocean Engineers, 38 127-139, Dec, 2023 Peer-reviewedLead author
Estimation for the Efficiency of Offshore Installation Process of Floating Offshore Wind Turbines in Japan

Tomohiro Hasumi, Takeshi Yokoi, Ken Haneda, Toshiki Chujo, Toshifumi Fujiwara

Proceedings of the ASME 2023 42nd International Conference on Ocean, Offshore and Arctic Engineering OMAE2023, Jun, 2023 Peer-reviewedLead author
Formulation and Analysis of Offshore Installation Time Estimation Model for Floating Offshore Wind Turbines

Tomohiro Hasumi, Takeshi Yokoi, Ken Haneda, Toshiki Chujo, Toshifumi Fujiwara

Journal of the Japan Society of Naval Architects and Ocean Engineers, 37(37) 69-80, Jun, 2023 Peer-reviewedLead author
Seismic statistics: Universality and interim report on the 3. 11 earthquake (2011) in Fukushima-Miyagi area

Aizawa, Y., Hasumi, T., Tsugawa, S.

Nonlinear Phenomena in Complex Systems, 16(2) 116-130, 2013 Peer-reviewed
Statistical seismicity in view of complex systems

Tomohiro Hasumi, Chien-Chih Chen, Takuma Akimoto, Yoji Aizawa

Earthquakes: Triggers, Environmental Impact and Potential Hazards, 109-164, 2012
Transition on the relationship between fractal dimension and Hurst exponent in the long-range connective sandpile models

Chen, C.-C., Lee, Y.-T., Hasumi, T., Hsu, H.-L.

Physics Letters, Section A: General, Atomic and Solid State Physics, 375(3) 324-328, Jan, 2011 Peer-reviewed
The Weibull-log Weibull transition of interoccurrence time for synthetic and natural earthquakes

Hasumi, T., Chen, C.-C., Akimoto, T., Aizawa, Y.

Tectonophysics, 485(1-4) 9-16, Apr, 2010 Peer-reviewedLead author
Characterization of intermittency in renewal processes: Application to earthquakes

Takuma Akimoto, Tomohiro Hasumi, Yoji Aizawa

PHYSICAL REVIEW E, 81(3), Mar, 2010 Peer-reviewed
The Weibull-log Weibull distribution for interoccurrence times of earthquakes

Hasumi, T., Akimoto, T., Aizawa, Y.

Physica A: Statistical Mechanics and its Applications, 388(4) 491-498, Feb, 2009 Peer-reviewedLead author
The Weibull-log Weibull transition of the interoccurrence time statistics in the two-dimensional Burridge-Knopoff Earthquake model

Hasumi, T., Akimoto, T., Aizawa, Y.

Physica A: Statistical Mechanics and its Applications, 388(4) 483-490, Feb, 2009 Peer-reviewedLead author
Hypocenter interval statistics between successive earthquakes in the two-dimensional Burridge-Knopoff model

Hasumi, T.

Physica A: Statistical Mechanics and its Applications, 388(4) 477-482, Feb, 2009 Peer-reviewedLead author
Precursory phenomena associated with large avalanches in the long-range connective sandpile model II: An implication to the relation between the b-value and the Hurst exponent in seismicity

Lee, Y.-T., Chen, C.-C., Hasumi, T., Hsu, H.-L.

Geophysical Research Letters, 36(2) n/a-n/a, Jan, 2009 Peer-reviewed
STATISTICAL PROPERTIES OF THE INTER-OCCURRENCE TIMES IN THE TWO-DIMENSIONAL STICK-SLIP MODEL OF EARTHQUAKES

Tomohiro Hasumi, Yoji Aizawa

Physics of Self-Organization Systems, 113-122, Apr, 2008
Precursory measure of interoccurrence time associated with large earthquakes in the Burridge-Knopoff model

Tomohiro Hasumi, Marko Robnik, Valery Romanovski

AIP Conference Proceedings, 1076 76-79, 2008 Lead author
Interoccurrence time statistics in the two-dimensional Burridge-Knopoff earthquake model

Hasumi, T.

Physical Review E - Statistical, Nonlinear, and Soft Matter Physics, 76(2), Aug 29, 2007 Peer-reviewedLead author

Misc.

Development of a Mooring System Integrity Assessment Method for Floating Offshore Wind Turbines －Part 2 - Study Though Numerical Simulationby

Ken Haneda, Shunka C. Hirao, Tomohiro Hasumi, Sotaro Masanobu

Conference Proceedings The Japan Society of Naval Architects and Ocean Engineers, (39) 1183-1189, Nov, 2024
Development of a Mooring System Integrity Assessment Method for Floating Offshore Wind Turbines －Part 1 - Tank Testing

Shunka C.Hirao, Ken Haneda, Tomohiro Hasumi, Sotaro Masanobu

Conference Proceedings The Japan Society of Naval Architects and Ocean Engineers, (39) 1177-1182, Nov, 2024
Operation window analysis of floating offshore windfarm installation

Tomohiro Hasumi, Takeshi Yokoi, Ken Haneda, Yujiro Wada, Sotaro Masanobu

Conference Proceedings The Japan Society of Naval Architects and Ocean Engineers, (39) 1163-1168, Nov, 2024 Lead author
Monitoring of Mooring Lines Using Motion of Floating Offshore Wind Turbines

Shunka C Hirao, Toshiki Chujo, Tomohiro Hasumi

PAPERS OF NATIONAL MARITIME RESEARCH INSTITUTE, 23 77-78, Jul, 2023
Formulation and Analysis of an Offshore Installation Time Estimation Model for Mooring Systems of Floating Offshore Wind Turbines

Tomohiro Hasumi, Takeshi Yokoi, Ken Haneda, Toshiki Chujo, Toshifumi Fujiwara

PAPERS OF NATIONAL MARITIME RESEARCH INSTITUTE, 23 75-76, Jul, 2023 Lead author
Analysis of Offshore Installation Time Estimation Model for Floating Offshore Wind Farm

Tomohiro Hasumi, Takeshi Yokoi, Ken Haneda, Toshiki Chujo, Toshifumi Fujiwara

Conference Proceedings The Japan Society of Naval Architects and Ocean Engineers, (36) 573-579, Jun, 2023 Lead author
Analysis of Offshore Installation Time Estimation Model for Floating Offshore Wind Turbine

Tomohiro Hasumi, Takeshi Yokoi, Ken Haneda, Toshiki Chujo, Toshifumi Fujiwara

Conference Proceedings The Japan Society of Naval Architects and Ocean Engineers, (35) 623-629, Nov, 2022 Lead author
Recent Trend of Renewable Energy in Japan in 2019

Ryosuke Sakaizawa, Tomoya Furubayashi, Tomohiro Hasumi

19 21-33, Jan, 2020
Recent Trend of Renewable Energy in Japan

Takafumi Sato, Tomoya Furubayashi, Tomohiro Hasumi

15 26-39, Apr, 2018
Precursory phenomena associated with large avalanches in the long-range connective sandpile (LRCS) model II: An implication to the relation between the b-value and the Hurst exponent

Y-T Lee, Chien-Chih Chen, Tomohiro Hasumi, Han-Lun Hsu

EGU General Assembly Conference Abstracts, 1931, Apr, 2009
The Weibull–log Weibull transition of interoccurrence time for synthetic and natural earthquakes

Tomohiro Hasumi, Chien-chih Chen, Takuma Akimoto, Yoji Aizawa

Eos Trans. AGU, Fall Meet. Suppl., Abstract, 89, Dec, 2008 Lead author
Seismicity patterns and phase transitions in the two-dimensional spring-block model of earthquakes

Tomohiro Hasumi, Yoji Aizawa

Eos Trans. AGU, Fall Meet. Suppl., Abstract, 88 NG21C-0711, Dec, 2007 Lead author
Numerical Study of Burridge-Knopoff Model with Self-Affine Fault Surfaces

Masashi Kamogawa, Tomohiro Hasumi

AGU Fall Meeting Abstracts, 2005, Dec, 2005
Time-Interval Statistics between Successive Earthquakes Based on Burridge-Knopoff Model

Tomohiro Hasumi

AGU Fall Meeting Abstracts, 2005 NG33A-0168, Dec, 2005 Lead author
Model of earthquakes exhibiting self-organized criticality with roughness of sel-affine fault surfaces: statistical properties of constant stress drop and b-value of 1

Tomohiro Hasumi, Masashi Kamogawa, Yoshihiro Yamazaki

Geophys Res Lett, 7(09265), 2005 Lead author

Books and Other Publications

Earthquakes : triggers, environmental impact and potential hazards

Tomohiro Hasumi, Chien-chih Chen, Takuma Akimoto, Yoji Aizawa (Role: Contributor, Chapter 5 Statistical seismicity in view of complex systems)

Nova Science Publishers, Dec, 2012 (ISBN: 9781620818831)
Earthquake Research and Analysis: Statistical Studies, Observations and Planning

Tomohiro Hasumi, Chien-chih Chen, Takuma Akimoto, Yoji Aizawa (Role: Contributor, Chapter 1 The Weibull – Log-Weibull Transition of Interoccurrence Time of Earthquakes)

Intechopen, Mar 2, 2012 (ISBN: 953510134X, 9789535101345)

Presentations

Development of a Mooring System Integrity Assessment Method for Floating Offshore Wind Turbines －Part 2 - Study Though Numerical Simulation

Ken Haneda, Shunka C. Hirao, Tomohiro Hasumi, Sotaro Masanobu

2024 Annual Autumn Meeting JASNAOE, Nov 22, 2024
Development of a Mooring System Integrity Assessment Method for Floating Offshore Wind Turbines －Part 1 - Tank Testing

Shunka C. Hirao, Ken Haneda, Tomohiro Hasumi, Sotaro Masanobu

2024 Annual Autumn Meeting JASNAOE, Nov 22, 2024
Operation window analysis of floating offshore windfarm installation

Tomohiro Hasumi, Takeshi Yokoi, Ken Haneda, Yujiro Wada, Sotaro Masanobu

2024 Annual Autumn Meeting JASNAOE, Nov 22, 2024
Offshore Installation of Floating Offshore Wind Turbines Using Engineering Models

Tomohiro Hasumi

Port and Airport Technology Lecture in Kanto 2024, Nov 11, 2024
Analysis of Installation Time for Floating Offshore Wind Farms

Tomohiro Hasumi

Research Forum on Floating Offshore Wind, INHA University, Jul 25, 2024 Invited
Analysis of Installation Time for Floating Offshore Wind Farms

Tomohiro Hasumi, Takeshi Yokoi, Ken Haneda, Toshiki Chujo, Toshifumi Fujiwara

43rd International Conference on Ocean, Offshore and Arctic Engineering OMAE2024, Jun 11, 2024
A state of art of the technology development and certification scheme for next-generation floating offshore wind turbines

Tomohiro Hasumi, Kentaroh Kokubun, Shuhei Fujimoto

Feb 1, 2024 Invited
Estimation for the Efficiency of Offshore Installation Process of Floating Offshore Wind Turbines in Japan

Tomohiro Hasumi, Takeshi Yokoi, Ken Haneda, Toshiki Chujo, Toshifumi Fujiwara

42nd International Conference on Ocean, Offshore and Arctic Engineering OMAE2023, Jun 12, 2023
Analysis of Offshore Installation Time Estimation Model for Floating Offshore Wind Farm

Tomohiro Hasumi, Takeshi Yokoi, Ken Haneda, Toshiki Chujo, Toshifumi Fujiwara

2023 Annual Spring Meeting, JASNAOE, Jun 2, 2023
Analysis of Offshore Installation Time Estimation Model for Floating Offshore Wind Turbine

Tomohiro Hasumi, Takeshi Yokoi, Ken Haneda, Toshiki Chujo, Toshifumi Fujiwara

2022 Annual Autumn Meeting JASNAOE, Nov 18, 2022
Scaling relation connecting magnitude and interoccurrence time of earthquakes

Tomohiro Hasumi, Yoji Aizawa

The Physical Society of Japan 2008 Spring Meeting, Mar 30, 2009
The Weibull–log Weibull transition of interoccurrence time for synthetic and natural earthquakes

Tomohiro Hasumi, Chien-chih Chen, Takuma Akimoto, Yoji Aizawa

American Geophysical Union FALL MEETING 2008, Dec 16, 2008
Statistical properties and stationarity behind the distribution of interoccurence time of earthquakes

Tomohiro Hasumi, Takuma Akimoto, Yoji Aizawa

The Physical Society of Japan 2008 Annual Meeting, Sep 21, 2008
Analysis of earthquake intermittency: Modeling earthquakes by conditional random dynamical systems

Takuma Akimoto, Tomohiro Hasumi, Yoji Aizawa

The Physical Society of Japan 2023 Annual (78th) Meeting, Sep 21, 2008
The statistical law for time intervals between successive earthquakes with temporal correlated earthquakes removed

Tomohiro Hasumi, Takuma Akimoto, Yoji Aizawa

The 5th International Conference on Nonlinear Science Dynamics Days Asia-Pacific(DDAP5), Sep 11, 2008
The Weibull–log Weibull distribution of Inter-occurece time of Earthquakes

Tomohiro Hasumi, Takuma Akimoto, Yoji Aizawa

7th International Conference Let's face Chaos, Maribor, Jul 5, 2008
The Weibull - log Weibull transition of earthquakes with aftershocks removed

Tomohiro Hasumi, Takuma Akimoto, Yoji Aizawa

The Physical Society of Japan 2007 Spring Meeting, Mar, 2008
Seismicity Patterns and phase transitons in the two-dimensional model of earthquakes

Tomohiro Hasumi, Yoji Aizawa

American Geophysical Union FALL MEETING 2007, Dec, 2007
Statistical properties of earthquakes and their critical states in a two-dimensional spring-block model

Tomohiro Hasumi, Yoji Aizawa

The Physical Society of Japan 2007 Annual Meeting, Sep, 2007
The statistical properties of earthquakes based on the spring-block model

Tomohiro Hasumi

The 8th Japan-Slovenia Seminar, Aug, 2007

Professional Memberships

The Japan Society of Naval Architects and Ocean Engineers

Research Projects

A state of art of the technology development and certification scheme for next-generation floating offshore wind turbines

New Energy and Industrial Technology Development Organization, Jun, 2023 - Aug, 2024
複雑系の視点からとらえた地震発生モデルの統計的研究

科学研究費助成事業, 特別研究員奨励費, 日本学術振興会, 2007 - 2008

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Profile Information

Research Interests

Research Areas

Research History

Education

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Papers

Misc.

Books and Other Publications

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