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J-GLOBAL ID：200901020990087465 Update date: Mar. 12, 2025

Towhata Ikuo

トウハタイクオ | Towhata Ikuo

Affiliation and department：

Research field (1)： Geotechnical engineering

Research keywords (4)：地盤耐震工学 , 土質工学 , Earthquake Geotechnical Engineering , Soil Mechanics

Research theme for competitive and other funds (64)：

2019 - 2023 Practical study on advanced techniques for estimating earthquake induced landslide initiated chain disasters
2014 - 2017 Multiple centrifuge tests and numerical analyses for geotechnical hazard prediction based on generalized scaling law
2013 - 2017 Risk evaluation and early warning for slope disaster induced by earthquake and rainfall
2012 - 2016 Mechanism and mitigation of slope disasters caused by combined effects of earthquake and rainfall
2011 - 2014 Study on combined geotechnical hazards in wide coastal area around mega-cities

2013 - 2014 Comprehensive study on slope disaster in Izu Oshima Island caused by Typhoon 26 in 2013

2010 - 2011 Simplified protective structure against debris flow for safe transportation in mountainous region

2009 - 2011 Laboratory reproduction of weathering and deterioration of soft-rock slopes and its application to disaster mitigation.

2008 - 2010 Earthquake-induced long-term change of landforms and its implication for rational rehabilitations

2007 - 2008 Development of simpleand low-cost early warning system for landslides due to heavy rainfall based on sensing water contents and tilting

2007 - 2008 地中水の電気・化学的環境が地盤特性の長期的変位に及ぼす影響の研究

2006 - 2007 音響伝播特性を用いた斜面地震の水分量センサーの開発

2006 - 2007 Zero gravity tests on deformation characteristics of sand under low effective stress

2003 - 2007 Long-term performance assessment platform of interacted soil-structure system based on multi-scale analysis

2005 - 2006 都市一般廃棄物地盤の変形力学およびその改良と固化技術の研究

2005 - 2005 セメントゲル粒子に捕捉される細孔水分の長期運動に関する分子動力学モデル

2004 - 2005 Experimental study on effects of lateral soil flow on group pile and its application to design procedure

2003 - 2005 杭基礎のための液状化と地盤流動対策に関する模型振動台実験

2001 - 2005 Seismic reinforcing of existing soil structures and advanced application of soil reinforcing technology to construction of highly aseismic environment-friendly soil structures

2003 - 2004 杭基礎のための液状化と地盤流動対策に関する模型振動台実験

2003 - 2003 2003年イラン南東部バム地震の総合調査研究

2002 - Engineering nature of municipal waste deposit and its utilization

2000 - 2001 硬質地盤材料の変形特性の除荷過程での時間効果の観測とモデル化

2001 - Slope instability and debris flow

1999 - 2000 地盤材料の変形特性に対する時間効果の新しい展開

1999 - 2000 Laboratory shear tests on rate-dependent nature of liquefied sand undergoing large deformation

1999 - 2000 地震作用を受けるRC地中シェル構造の残在機能と復旧コスト評価システム

1998 - 1999 地盤材料におけるセメンテイション発達過程に対する拘束応力条件の影響

1998 - 1999 Experimental study on mitigation of damage induced by lateral displacement of liquefied subsoil

1996 - 1999 Evaluation of Ground Motion for Urban Structures by Near Field Earthquake

1997 - 1998 砂粒子の動きを直接観察するせん断実験

1997 - 1998 Study on the substantial increase in the seismic stability of reinforced soil structures by preloading and prestressing

1997 - 1998 Three-dimensional visco-elasto-plastic stress-strain-properties at small strains of stiff geomaterials

1997 - 1998 実地震荷重の高速載荷実験による砂の流動大変形特性の研究

1996 - 1998 土の微小変形機構に着目した土質力学の再構築に関する総合的研究

1997 - 1997 Study on The Damage due to the Qayen Earthquake of May 10, 1997 in Northeast Iran

1996 - 1997 超広範囲なひずみ速度における地盤材料の変形特性

1996 - 1996 Deformation and strength characteristics of geomaterials shear loaded for long term

1995 - 1996 Development of shear device for large deformation of sand

1994 - 1995 Study on the Behavior of Soft Clays under High Temperature

1994 - 1995 COOPERATIVE RESEARCH ON THE PREDICTION METHODS AND EVALUATION OF DEFORMATION OF EARTHSTRUCTURES FOUNDED ON SOFT FOUNDATIONS DURING EARTHQUAKES

1993 - 1994 Effects of inertia force on the dynamic behavior of Sand

1992 - 1994 Amplitication of earthquake motion by surface soft deposits

1992 - 1992 ウオーターフロントにおける液状化地盤の流動

1991 - 1992 Effect of Liquefaction on Lifeline Facilities and Earthquake Resistant Design

1989 - 1991 Study of Earthquake Disaster Prevention of Waterfront

1990 - 1990 崩壊性シルト質砂の地震時液状化特性

1989 - 1989 細粒土を含む砂の震後残留強度

1988 - 1988 有効応力法による地盤の地震時応答解析法

1987 - 1987 海底末圧密粘土地盤の安定解析

1985 - 1987 Lequefaction of Seabed deposits and its effects on the submarine Iandslide and stability of marine structures.

岩盤の機械的及び化学的風化の再現実験と斜面不安定現象への適用

群杭の挙動の実証的研究

地盤液状化災害の軽減

都市廃棄物地盤の工学的性質とその有効利用

せん断時の砂の粒子運動の観察

粘土の力学的性質に及ぼす温度の影響

液状化地盤の側方流動

Laboratory reporoduction of ewathering and deterioration procedures of rocks and its application to risk assessment of natural slopes

Model tests on bearing mechanism of group piles

Mitigation of liquefaction-induced damage

Observation of Movement of Darticles in Sand Undergoing Shear Deformation

Temperature Effects on Mechanical Behavior of Clay

Lateral flow of Liquefied Ground

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Papers (111)：

Towhata, I, Goto, S, Goto, S, Akima, T, Tanaka, J, Uchimura, T, Wang, G, Yamaguchi, H, Aoyama, S. Mechanism and future risk of slope instability induced by extreme rain-fall event in Izu Oshima Island, Japan. Natural Hazards. 2021. 105. 1. 501-530
Yolanda Alberto, Masahide Otsubo, Hiroyuki Kyokawa, Takashi Kiyota, Ikuo Towhata. Reconnaissance of the 2017 Puebla, Mexico earthquake. Soils and Foundations. 2018. 58. 5. 1073-1092
Ikuo Towhata, Yoshihiro Kogai, Kei Amimoto. Use of underground walls for mitigation of liquefaction-induced lateral flow. ISRM International Symposium 2000, IS 2000. 2018
Yohsuke Kawamata, Manabu Nakayama, Ikuo Towhata, Susumu Yasuda. Large-scale shake table test on behavior of underground structure with the curved portion during an earthquake. Journal of Disaster Research. 2017. 12. 5. 868-881
Yohsuke Kawamata, Manabu Nakayama, Ikuo Towhata, Susumu Yasuda. Large-Scale Shake Table Test on Behavior of Underground Structure with the Curved Portion During an Earthquake. JOURNAL OF DISASTER RESEARCH. 2017. 12. 5. 868-881

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MISC (98)：

Rolando P. Orense, Ikuo Towhata, Nawawi Chouw. Soil liquefaction during recent large-scale earthquakes. SOIL DYNAMICS AND EARTHQUAKE ENGINEERING. 2015. 79. 279-279
Goto Shigeru, Aoyama Syougo, Liu Banan, Luki Danardi, Towhata Ikuo. Monitoring of the Ground Behavior under Group Pile Model Loading Test in Large Soil Tank. 2014. 62. 9. 16-19
Uchimura Taro, Towhata Ikuo, Wang Lin, Yamaguchi Hiroshi, Nishie Shunsaku. Early Warning of Slope Failure Based on Monitoring of Tilt Angles. 2014. 62. 2. 4-7
秋間健, 東畑郁生, 内村太郎, 王功輝, 衛藤一平. 伊豆大島における台風26号災害での崩壊土と非崩壊土の土質物理試験結果の比較. 地盤工学研究発表会発表講演集(CD-ROM). 2014. 49th
YOSHITOMI Hiroki, Harada Kenji, MIYATA Katsutoshi, TAKAOKA Yuji, SETOU Shinichi, TOWHATA Ikuo. 20314 Shaking Table Test on the Method Reducing Liquefaction Damage in the Exterior Area of Buildings : Part 1: The Experiment that Assumed Drain Distance a Parameter. Summaries of technical papers of annual meeting. 2013. 2013. 627-628

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Books (3)：

Geotechnical Earthquake Engineering
Springer 2008 ISBN:9783540357827
Shaking table tests on mitigation of liquefaction-induced subsidence of river dikes
Proc. 16th International Conference on Soil Mechanics and Geotechnical Engineering 2001
Use of underground walls for mitigation of liquefaction-induced lateral flow
CD-ROM Proceedings of Geo Eng 2000 Conference 2000

Works (11)：

群杭基礎の挙動の実証的研究
東畑郁生 2010 -
斜面の劣化、不安定化、崩壊
東畑郁生 2010 -
Geotechnical Reconnaissance Study of Damage Caused by 1999 Chi Chi Taiwan Earthquake
1999 - 2001
Geotechnical Reconnaissance Study of Damage Cansed by 2001 Gujarat Earthquake of India
2001 -
薬液注入による砂地盤の改良
1999 -

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Professional career (1)：

Doctor of Engineering (The University of Tokyo)

Work history (1)：

2016/07 - 2016/12 Indian Institute of Technology Bombay Department of Civil Engineering Distinguished visiting professor

Committee career (8)：

2013/09 - 現在 International Society for Soil Mechanics and Geotechnical Engineering Vice President for Asia
2012/06 - 現在地盤工学会副会長
2014/06 - 2016/06 Japanese Geotechnical Society President
2013/09 - 国際地盤工学会 ISSMGE 副会長
2000 - 2001 地盤工学会理事

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Awards (11)：

2019/06 - TC203, International Society for Soil Mechanics and Geotechnical Engineering Ishihara Lecturer Lecture on Summarizing geotechnical activities after the 2011 Tohoku earthquake of Japan
2018/12 - Indian Geotechnical Society Best Paper of the year Deep Foundation/Retaining Structures
2018/12 - Indian Society of Earthquake Technology Shamsher Prakash ISET Award 2018 Significant Contribution in Geotechnical Earthquake Engineering
2008/05 - Japan Society of Civil Engineers Best book publication award Geotechnical Earthquake Engineering
2005/09 - International Society for Soil Mechanics and Geotechnical Engineering Heritage lecturer

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Association Membership(s) (7)：

ARCHITECTURAL INSTITUTE OF JAPAN , JAPAN ASSOCIATION FOR EARTHQUAKE ENGINEERING , 日本地すべり学会 , Southeast Asian Society of Soil Mechanics and Geotechnical Engineering , International Society for Soil Mechanics and Geotechnical Engineering , 土木学会 , 地盤工学会

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