徳間書店 (tokumashoten) · 講談社 (koudansha)
| title | ISBN-13 | year of publication |
|---|---|---|
| Dakuryu: kigyo shakai aku no rensa | 978-4-19-892866-7 | 2008 |
| Financial Corrosion Islands | 978-4-04-164306-8 | 1997 |
| Haken e no shisso: Dokyumento noberu Nissan Jidosha | 978-4-06-201237-9 | |
| Shosetsu Nihon Kogyo Ginko | 978-4-06-184780-4 | 1991 |