- 1991 Waseda University Graduate School, Division of Letters
- 1982 Waseda University School of Humanities and Social Sciences
- 1982 Waseda University Faculty of Literature
Professional career (2):
(BLANK)
文学博士 (早稲田大学)
Association Membership(s) (7):
ハイデガー・フォーラム
, JAPANESE SOCIETY FOR SCIENCE AND TECHNOLOGY STUDIES
, NISHIDA PHILOSOPHY ASSOCIATION
, Martin-Heidegger-Gesellschaft
, 実存思想協会
, 日本倫理学会
, 日本哲学会