| The Seven Deadly Sins: Seven Days | |
 Light novel cover | |
| 七つの大罪 セブンデイズ (Nanatsu no Taizai Sebun Deizu) | |
|---|---|
| Light novel | |
| Written by | Mamoru Iwasa |
| Illustrated by | Nakaba Suzuki |
| Published by | Kodansha |
| Demographic | Male |
| Published | December 26, 2014 |
| Manga | |
| The Seven Deadly Sins: Seven Days ~The Thief and the Holy Girl~ | |
| Written by | Mamoru Iwasa |
| Illustrated by | Yō Kokukuji |
| Published by | Kodansha |
| English publisher | |
| Magazine | Shōnen Magazine Edge |
| Demographic | Shōnen |
| Original run | January 17, 2017 – August 17, 2017 |
| Volumes | 2 |
The Seven Deadly Sins: Seven Days (Japanese: 七つの大罪 セブンデイズ, Hepburn: Nanatsu no Taizai Sebun Deizu) is a Japanese light novel written by Mamoru Iwasa and released by Kodansha in December 2014. It is a spin-off to Nakaba Suzuki's manga series The Seven Deadly Sins. A manga adaptation, illustrated by Yō Kokukuji, was serialized in Kodansha's Shōnen Magazine Edge from January to August 2017.