| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Akiramenai | 978-4-08-746044-5 (4-08-746044-4) | 2006 | |
| It is not thrown out ISBN: 4087466981 | 978-4-08-746698-0 (4-08-746698-1) | 2011 | |
| Selection of death hang of life ISBN: 4087477037 | 978-4-08-747703-0 (4-08-747703-7) | 2004 | Takushi Takahashi |