- 2013/04 - 現在 Kyushu International University Faculty of International Studies Professor
- 2005/04 - 2013/03 Kyushu International University Faculty of International Studies Associate Professor
- 2006 - - 九州国際大学 准教授
- 2000/04 - 2005/03 Kyushu International University Faculty of International Studies Lecturer
- 2004 - 2005 Kyushu International University
- 2000 - 2004 Kyushu International University
- 2000 - 2004 Kyushu Int'l University, lecturer
- 2004 - - Kyushu Int'l University, associate university
- 1999/04 - 2000/03 Sapporo International University
- 1999 - 2000 Sapporo Int'l University, lecturer
- 1998/04 - 1999/03 Shukutoku University
- 1995/04 - 1999/03 Tokyo University of Foreign Studies
- 1993/04 - 1999/03 Sophia University
- 1995 - 1999 Tokyo University of Foreign Studies, lecturer
- 1993 - 1999 Sophia University's Community College, lecturer
- 1998 - Shukutoku University, lecturer
- 1996/04 - Chiba University
- 1996 - Chiba University, lecturer
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日本インドネシア学会
, 日本・イスラーム協会
, 東南アジア学会
, Association for Indonesian studies in Japan
, Association for Islamic Studies in Japan
, Japan Society for Southeast Asian Studies