- 1994/04/01 - 2012/03/31 School of Education, Waseda University Part-time Lecturer
- 2007/04/01 - Department of International Understanding, Faculty of International Studies, Bunkyo University Professor
- 1999/04/01 - 2007/03/31 Department of International Communication, Faculty of International Studies, Bunkyo University Associate Professor
- 1995/05/01 - 1999/03/31 Faculty of International Studies, Bunkyo University Assistant Professor
- 1994/04/01 - 1995/09/30 College of Literature, Aoyama Gakuin University Part-time Lecturer
- 1994/04/01 - 1995/03/31 Faculty of International Studies, Kyoritsu Women's University Part-time Lecturer
- 1994/04/01 - 1995/03/31 Department of International Communication, Toyo Eiwa University Part-time Lecturer
- 1993/10/01 - 1995/03/31 Faculty of International Studies, Bunkyo University Part-time Lecturer
- 1993/04/01 - 1994/03/31 Foreign Language Center, Tokai University Part-time Lecturer
- 1991/09/01 - 1992/05/31 American Language Program, School of General Studies, Columbia University Part-time Lecturer
- 1990/09/01 - 1991/05/31 Japanese Language Program, School of East Asian Languages and Cultures, Columbia University Teaching Assistant
- 1982/04/01 - 1990/12/31 Seikyo Gakuen Junior and Senior High School Department of English Full-time English Teacher
Show all
Japan Association of Media English Studies
, Japan Association of Language, Education and Technology
, 日本英語表現学会
, Japan Association of College English Teachers
, Japan Association of Language Teachers(JALT)
, 英語教育学会(TESOL) Teachers of English to Speakers of other Languages
, 応用言語学会(AAAL) American Association of Applied Linguistics
, Association Internationale de Linguistique Appliqué (International Association of Applied Linguistics)
, 国際開発学会
, 日本国際連合学会
, International Association for World Englishes (IAWE)
, Asia TEFL
, International Association of Teachers of English as a Foreign Language (IATEFL)
, Japan Association for International Education