- 2015/04 - 現在 Kyoto University
- 2006/04 - 2015/03 Kyoto University Graduate School of Asian and African Area Studies
- 1998/04 - 2006/03 Kyoto University Graduate School of Asian and African Area Studies
- 1999/04 - 2000/07 レーゲンスブルク大学 哲学部 客員教授
- 1999/10/01 - Regensburg University (Germany), Faculty of Philosophy Guest Professor
- 1998/04/01 - Kyoto University, Graduate School of Asian and African Area Studies Associate Professor
- 1996/11 - 1998/03 Kyoto University Graduate School of Human and Environmental Studies
- 1995 - 1996 Yokohama National University
- 1992 - 1996 Kokushikan University
- 1992 - 1996 Kokushikan University, part-time lecturer
- 1995/04/01 - Yokohama National University, Faculty of Education Part-time lecturer
- 1994/10/01 - Nihon University, Faculty of Literature and Science Part-time lecturer
- 1994 - Nihon University
- 1993/02/01 - Ibaragi University, Faculty of liberal studies Part-time lecturer
- 1991 - 1993 日本学術振興会特別研究員(東京都立大学)
- 1993 - Ibaraki University
- 1992/04/01 - Kokushikan University, Faculty of literature Part-time Lecturer
- 1991/04/01 - Japan Society for the Promotion of Science Research Fellowship for Young Scientist, Postdocs
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JAPAN SOCIETY OF TROPICAL ECOLOGY
, The Human Geographical Society of Japan
, The Nagoya Geographical Association
, Tokyo Geographical Society
, Japan Asscociation for African Studies
, The Ecological Society of Japan
, The Association of Japanese Geographers
, International Mountain Society
, Institute of Arctic and Alpine Research
, 日本山の科学会
, 史学研究会