早稲田大学 地盤防災 岡村研究室

Prof. Mitsu OKAMURA

Profile
Faculty of Science and Engineering, School of Creative Science and Engineering 
Professor Mitsu Okamura
Degree: Doctor of Engineering(Tokyo Institute of Technology)



Waseda Univ. Researchers Database

Research map

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Research Field
Social infrastructure (civil engineering, architecture, disaster prevention)
Geotechnical engineering
Biography

1993 Completed doctoral course at Tokyo Institute of Technology, Ph.D. (Engineering)
1993 Assistant Professor, Faculty of Engineering, Tokyo Institute of Technology
1997 Visiting Researcher, Rensselaer Polytechnic Institute, USA
1997 Senior Researcher, Earthquake Engineering Center, Public Works Research Institute, Ministry of Construction
2000 Senior Researcher, Research Institute, Ministry of Construction
2002 JICA Short-Term Expert (Indonesia Road Research Institute)
2004 Associate Professor, Graduate School of Ehime University
2009 Professor, Graduate School of Science and Engineering, Ehime University 2013 Visiting Researcher, University of California, Davis
2025 Professor Emeritus and Visiting Professor, Ehime University
2025 Professor, School of Creative Science and Engineering, Waseda
University 

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Syllabus
School of Creative Science and Engineering
Soil Mechanics (2nd year fall semester)
Soil Mechanics:Exercises(2nd year full)
Earthquake Geotechnical Engineering(3rd year fall )
Laboratory Work on Soil Mechanics(3年秋学期

Graduate School of Creative Science and Engineering
Advanced Soil Mechanics (1st year spring)
Advanced Soil Mechanics (1st year fall)
Research Keyword
Soil liquefaction
Liquefaction countermeasure
Aseismic design
Bearing capacity
Earthquake-resistant design of foundations
Books
河川堤防の調査・検討から維持管理まで
出版者・発行元:公益財団法人 地盤工学会 出版年月 2020/04

Model Tests and Numerical Simulations of Liquefaction and Lateral Spreading
出版者・発行元:Springer 出版年月2019

⑦ 実務に役立つ地盤工学Q&A(第二巻)
出版者・発行元:地盤工学会 出版年月 2009

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Papers
Effectiveness of sheet pile enclosure with drainage ability as liquefaction countermeasure for river levees 
Mitsu Okamura, Mizuki Suyama, Kohei Ono
Soils and Foundations 65(1) 101564-101564 2025年2月  

Effects of Providing Drainage Ability to Sheet Piles on Settlement Reduction of Embankment Resting on Liquefiable Sand 
Mizuki SUYAMA, Mitsu OKAMURA, Kohei ONO
Journal of Japan Association for Earthquake Engineering 25(5) 5_13-5_22 2025年  

Stability of sheet-pile wall in liquefiable soil: LEAP-2020 and LEAP-2022 centrifuge tests at Ehime University 
Kohei Ono, Mitsu Okamura
Soil Dynamics and Earthquake Engineering 182 108743-108743 2024年7月  

Correlation of CPT measurements and relative density of LEAP-2017 and LEAP-2020 centrifuge models 
Alejandro Sepulveda, Mourad Zeghal, Bruce L. Kutter, Majid T. Manzari, Tarek Abdoun, Sandra Escoffier, Stuart K. Haigh, Wen-Yi Hung, Evangelia Korre, Gopal S.P. Madabhushi …
Soil Dynamics and Earthquake Engineering 181 108639-108639 2024年6月  

LEAP-ASIA-2019: Summary of Centrifuge Experiments on Liquefaction-Induced Lateral Spreading – Application of the Generalized Scaling Law 
Tetsuo Tobita, Koji Ichii, Kyohei Ueda, Ryosuke Uzuoka, Ruben R. Vargas, Mitsu Okamura, Asri Nurani Sjafruddin, Jiro Takemura, Lyu Hang, Susumu Iai …
Model Tests and Numerical Simulations of Liquefaction and Lateral Spreading II 3-34 2024年2月24日  

Evaluation of Liquefaction Strength of Sand and Effect of Partial Drainage Using Pore Pressure Generation Model 
Kohei ONO, Daijiro OKA, Mitsu OKAMURA
Journal of Japan Association for Earthquake Engineering 24(4) 4_109-4_118 2024年  

Pore Pressure Generation of Liquefiable Soil Subjected to Irregular Cyclic Loading 
Asri Nurani Sjafruddin, Mitsu Okamura, Kohei Ono
Japanese Geotechnical Society Special Publication 10(59) 2320-2325 2024年  

Centrifuge modeling of liquefiable sand supported by sheet pile wall: LEAP tests at Ehime University 
Kohei Ono, Mitsu Okamura
Japanese Geotechnical Society Special Publication 10(7) 139-143 2024年  

Assessment of liquefaction potential and applicability of excess pore pressure generation model for gravelly soil 
Kohei Ono, Mitsu Okamura
Japanese Geotechnical Society Special Publication 10(17) 576-579 2024年  

Centrifuge modeling of scale effect on hydraulic gradient of backward erosion piping in uniform aquifer under river levees 
Mitsu Okamura, Yusuke Tsuyuguchi, Norihiro Izumi, Kenichi Maeda
Soils and Foundations 62(5) 101214 2022年10月  査読有り筆頭著者責任著者

Centrifuge modelling of rainfall infiltration affected by rainfall;soil characteristics 
Kohei Ono, Ryota Saeki, Mitsu Okamura
Proc. 10th International Conference on Physical Modelling in Geotechnics 2022年9月  査読有り

Centrifuge tests on the scale effect on hydraulic gradient of backward erosion piping 
Mitsu Okamura, Yusuke Tsuyuguchi, Kohei Ono
Proc. 10th International Conference on Physical Modelling in Geotechnics 2022年9月  筆頭著者責任著者

Insight into excess pore pressure generation leading to liquefaction of sand with stress history under saturated and unsaturated conditions 
Mitsu Okamura
Soils and Foundations 62(4) 101187 2022年8月  査読有り筆頭著者責任著者

Dynamic Behavior of Pipe Bend Subjected to Thrust Force Buried in Liquefiable Sand 
Kohei Ono, Mitsu Okamura
Proc. International Conference on Performance Based Design in Earthquake Geotechnical Engineering 2022年7月  

Factors affecting liquefaction resistance and assessment by pore pressure model 
Mitsu Okamura
Proc. International Conference on Performance Based Design in Earthquake Geotechnical Engineering 2022年7月  査読有り招待有り筆頭著者責任著者

LEAP-ASIA-2019: Validation of centrifuge experiments and the generalized scaling law on liquefaction-induced lateral spreading 
Tobita, Tetsuo, Ueda, Kyohei, Vargas, Ruben R, Ichii, Koji, Okamura, Mitsu, Sjafruddin, Asri Nurani, Takemura, Jiro, Hang, Lyu, Uzuoka, Ryosuke …
Soil Dynamics and Earthquake Engineering 157 107237 2022年4月  査読有り

Valiadtion and limitation of the generalized scaling law through multi-institutional collaboration 
Tetsuo Tobita, Kyohei Ueda, Ruben Vargas, Ryosuke Uzuoka, Koji Ichii, Mitsu Okamura, Asri Sjafruddin, Jiro Takemura, Lyu Hang, Susumu Iai …
Proc Asian Conf. on Physical Modelling in Geotechnics (Asiafuge 2021) 1 2021年11月  査読有り

Verification of effectiveness and design procedure of gravel drains for liquefaction remediation 
Utari S. Minaka, Mitsu Okamura, Kohei Ono
SOILS AND FOUNDATIONS 61(5) 1191-1206 2021年10月  査読有り責任著者

Resonance effect on shaking of tall buildings in Kathmandu Valley during the 2015 Gorkha earthquake in Nepal 
Netra Prakash Bhandary, Youb Raj Paudyal, Mitsu Okamura
Environmental Earth Sciences 80(13) 2021年7月  査読有り

2018年7月高水で肱川堤防に生じたパイピングの進展度調査 
岡村未対, 陣内尚子, 小野哲治, 大薮剛士
土木学会論文集C 76(4) 363-373 2020年12月  査読有り筆頭著者

And more…

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Awards
2025年6月 地盤工学会論文賞(英文), 地盤工学会 

2021年6月 事業企画賞「四国地域の地震防災研究」, 地盤工学会 

2021年6月 事業企画賞「河川堤防」, 地盤工学会 

2021年6月 2020 Associate Editor Award, Soils and Foundations, Japanese Geotechnical Society 

2018年6月 河川技術論文賞, 高水時の堤防裏法面の滑り領域と破堤危険度評価, 土木学会水工学委員会 

2014年6月 功労章, 地盤工学会 

2013年6月 地盤工学会誌最優秀賞, 地盤工学会 

2012年6月 地盤工学会論文賞, 地盤工学会 

2009年 Best Paper Award ISGI09 

2009年 地盤工学会四国支部技術開発賞 

2009年 Best Paper Award ISGI09 

2008年 地盤工学会四国支部賞(研究・論文) 

2007年 2006 SHAMSHER PRAKASH RESEARCH AWARD 

2007年 2006 SHAMSHER PRAKASH RESEARCH AWARD 

1998年 研究奨励賞 

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