Meiyaku no Leviathan
| Volume Title | Meiyaku no Leviathan |
| Japanese Volume Title | 盟約のリヴァイアサン |
| Light Novel | Meiyaku no Leviathan |
| Publisher | Media Factory |
| Light Novel Label | MF Bunko J |
| Author | Taketsuki Jou |
| Illustrator | Yuuji Nimura |
| Target Readership | Male |
| Volume | 1 |
| Release Date | November 22, 2012 |
| ISBN-10 | 4840148791 |
| ISBN-13 | 978-4840148795 |
| Online Shops |