| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Gonin no teitoku: Ketsudan no kenkyu | 978-4-06-200611-8 (4-06-200611-1) | 1985 | |
| Kore ga Nihon no Jieitai da | 978-4-06-200637-8 (4-06-200637-5) | ||
| Taiheiyō kaisen | 978-4-06-203741-9 (4-06-203741-6) | 1988 | Kazumasa Satō |