Katanagatari Episode 4 - Hakutou Hari
| Volume Title | Katanagatari Episode 4 - Hakutou Hari |
| Japanese Volume Title | 刀語 第四話 薄刀・針 |
| Light Novel | Katanagatari |
| Publisher | Kodansha |
| Light Novel Label | Kodansha BOX |
| Author | Nisio Isin |
| Illustrator | take |
| Volume | 4 |
| Release Date | April 02, 2007 |
| Pages | 184 |
| ISBN-10 | 4062836238 |
| ISBN-13 | 978-4062836234 |
| Height (cm) | 18.60 |
| Width (cm) | 13.00 |
| Thickness (cm) | 1.60 |
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