Okitegami Kyouko no Suisenbun
| Volume Title | Okitegami Kyouko no Suisenbun |
| Japanese Volume Title | 掟上今日子の推薦文 |
| Light Novel | Boukyaku Tantei Series |
| Publisher | Kodansha |
| Light Novel Label | Kodansha BOX |
| Author | Nisio Isin |
| Illustrator | VOFAN |
| Volume | 12 |
| Release Date | January 16, 2019 |
| Pages | 448 |
| ISBN-10 | 4065143128 |
| ISBN-13 | 978-4065143124 |
| Height (cm) | 14.80 |
| Width (cm) | 10.60 |
| Thickness (cm) | 1.80 |
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