Osananajimi ga Zettai Ni Makenai Love Comedy 4
| Volume Title | Osananajimi ga Zettai Ni Makenai Love Comedy 4 |
| Japanese Volume Title | 幼なじみが絶対に負けないラブコメ4 |
| Light Novel | Osananajimi Ga Zettai Ni Makenai Love Comedy |
| Publisher | ASCII Media Works |
| Light Novel Label | Dengeki Bunko |
| Author | Shuichi Nimaru |
| Illustrator | Shigure Ui |
| Target Readership | Male |
| Volume | 4 |
| Release Date | June 10, 2020 |
| Pages | 328 |
| ISBN-10 | 4049132133 |
| ISBN-13 | 978-4049132137 |
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