| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| 宮沢賢治 心象の記号論 miyazawakenji shinshounokigouron | 978-4-88695-147-2 (4-88695-147-3) | 1999 |
| 宮沢賢治―心象の宇宙論(コスモロジー) miyazawakenji―shinshounouchuuron(kosumorojiー) | 978-4-88695-167-0 (4-88695-167-8) | 2003 |
| 宮沢賢治―心象の宇宙論(コスモロジー) miyazawakenji―shinshounouchuuron(kosumorojiー) | 978-4-88695-097-0 (4-88695-097-3) | 1993 |