Yomuin-san wa Yuusha ja Arimasenno de 4
| Volume Title | Yomuin-san wa Yuusha ja Arimasenno de 4 |
| Japanese Volume Title | 用務員さんは勇者じゃありませんので (4) |
| Light Novel | Yomuin-san wa Yuusha ja Arimasenno de |
| Publisher | Media Factory |
| Light Novel Label | MF Books |
| Author | Tanaka Zinpei |
| Illustrator | Eiri Iwamoto |
| Target Readership | Male |
| Volume | 4 |
| Release Date | February 25, 2016 |
| Online Shops |