- 2002 - 現在 Meikai University Graduate School
- 2002 - 現在 Professor,
- 2001 - 現在 Meikai University School of Dentistry
- 2001 - 現在 Professor,
- 2001 - 2001 Kanazawa University
- 1997 - 2001 Kanazawa University
- 1997 - 2001 Associate Professor,
- 1995 - 1997 Kanazawa University
- 1995 - 1997 Assistant Professor,
- 1993 - 1995 Postdoctoral fellow,
- 1990 - 1995 Kanazawa University
- 1990 - 1995 Instructor,
- 1987 - 1990 Tohoku University Faculty of Medicine
- 1987 - 1990 Instructor,
- Graduate School of Dentitry
- Meikai University ,
- Meikai University,
- School of Dentistry
- University of Southern California,
- Kanazawa University,
- School of Medicine
- Tohoku University,
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東北大学歯学会
, 日本顕微鏡学会
, 日本組織細胞化学会
, Society of Developmetal Biology
, International Association for Dental Research
, 日本結合組織学会
, 日本口腔組織培養学会
, 日本唾液腺学会
, 歯科基礎医学会
, 日本解剖学会
, Tohoku University Dental Society
, Society for Developmental Biology
, International Association for Dental Research
, Japan Salivary Gland Association
, Japanese Association of Oral Biology
, Japanese Association for Anatomists