Osananajimi ga Zettai Ni Makenai Love Comedy 5
| Volume Title | Osananajimi ga Zettai Ni Makenai Love Comedy 5 |
| Japanese Volume Title | 幼なじみが絶対に負けないラブコメ5 |
| 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 | 5 |
| Release Date | October 10, 2020 |
| Pages | 312 |
| ISBN-10 | 4049133717 |
| ISBN-13 | 978-4049133714 |
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