The Unwanted Undead Adventurer 4
| Volume Title | The Unwanted Undead Adventurer 4 |
| Japanese Volume Title | 望まぬ不死の冒険者 4 |
| Light Novel | Nozomanu Fushi no Boukensha |
| Publisher | OVERLAP |
| Light Novel Label | Overlap Novels |
| Author | Yu Okano |
| Illustrator | Jaian |
| Target Readership | Male |
| Volume | 4 |
| Release Date | November 25, 2018 |
| Pages | 317 |
| ISBN-10 | 4865544186 |
| ISBN-13 | 978-4865544183 |
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