GANGSTA.: Original Novel
| Volume Title | GANGSTA.: Original Novel |
| Japanese Volume Title | GANGSTA.: オリジナルノベル |
| Light Novel | GANGSTA.: Original Novel |
| Publisher | Shinchosha |
| Light Novel Label | Shincho Bunko nex |
| Author | Junichi Kawabata |
| Original Work | Kohske |
| Release Date | July 29, 2015 |
| Pages | 229 |
| ISBN-10 | 4101800391 |
| ISBN-13 | 978-4101800394 |
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