- 2007 - 2011 教授
- 2007 - 2011 Professor,
- 2011 - Kumamoto University Graduate School of Science and Technology
- 2011 - Professor, ,Graduate School of Science and Technology(Engineering group),Kumamoto University
- 2000 - 2007 教授
- 2000 - 2007 Professor,
- 2007 - スイス連邦工科大学 客員教授
- 2007 - Guest Professor,Swiss Federal Institute of Technology
- 1991 - 2000 Kumamoto University Faculty of Engineering
- 1991 - 2000 Professor,Faculty of Engineering,Kumamoto University
- 1996 - ウイーン工科大学 客員教授
- 1996 - Visiting Professor,Technical University of Vienna
- 1988 - 1991 Kumamoto University Faculty of Engineering
- 1988 - 1991 Associate Professor,Faculty of Engineering,Kumamoto University
- 1984 - 1988 Kumamoto University
- 1984 - 1988 Associate Professor,Kumamoto University
- 1982 - 1984 University of California, Los Angeles
- 1982 - 1984 Postdoctral Fellow,University of California, Los Angeles
- 1976 - 1981 京都大学 助手
- 1976 - 1981 Research Associate,Kyoto University
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RILEM TC-ACD
, 非破壊試験による鉄筋コンクリートの診断
, (社)日本非破壊検査協会
, (社)日本コンクリート工学協会
, (社)土木学会
, (社)日本材料学会
, Acoustic Emission Working Group
, RILEM
, American Concrete Institute
, The Japanese Society for Non-Destructive Inspection
, Japan Concrete Institute
, Japan Society of Civil Engineers
, The Society of Materials Science, Japan