Koukyuu no Karasu 4
| Volume Title | Koukyuu no Karasu 4 |
| Japanese Volume Title | 後宮の烏 4 |
| Light Novel | Koukyuu no Karasu |
| Publisher | Shueisha |
| Light Novel Label | Shueisha Orange Bunko |
| Author | Kouko Shirakawa |
| Illustrator | Ayuko |
| Target Readership | Female |
| Volume | 4 |
| Release Date | April 17, 2020 |
| Pages | 304 |
| ISBN-10 | 4086803143 |
| ISBN-13 | 978-4086803144 |
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