- 2008 - 2010 :日本大学生産工学部 教授
- 2008 - 2010 :Professor, College of Industrial Science, Nihon University
- 2010 - -:日本大学生産工学部 特任教授
- 2010 - -:Project Professor, College of Industrial Science, Nihon University
- 1997 - 2008 :北海道大学大学院工学研究科 教授
- 1997 - 2008 :Professor, Graduate School of Engineering, Hokkaido University
- 1984 - 1997 :北海道大学工学部 教授
- 1984 - 1997 :Professor, Faculty of Engineering, Hokkaido University
- 1973 - 1984 :北海道大学工学部 助教授
- 1973 - 1984 :Associate Professor, Faculty of Engineering, Hokkaido University
- 1969 - 1973 :北海道大学工学部 講師
- 1969 - 1973 :Lecturer, Faculty of Engineering, Hokkaido University
- Nihon University College of Industrial Technology, Department of Civil Engineering, College of Industrial Technology Department of Civil Engineering Project Professor
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地盤工学会
, 土木学会
, 日本地すべり学会
, International Society for Soil Mechanics and Geotechnical Engineering
, Japanese Geotechnical Society
, Japan Society of Civil Engineers
, Japan landslide Society
, International Society for Soil Mechanics and Geotechnical Engineering