| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| 動物の値段 (角川文庫) doubutsunonedan (kadokawabunko) | 978-4-04-394316-6 (4-04-394316-4) | 2010 |
| 動物の値段―シャチが1億円!!?? doubutsunonedan―shachiga1okuen!!?? | 978-4-86212-057-1 (4-86212-057-1) | 2007 |
| 動物の値段と売買の謎 doubutsunonedantobaibainomei/ | 978-4-86212-087-8 (4-86212-087-3) | 2010 |