Onii-chan Is Done For! - Petit Onimai Manga! (Doujinshi) Manga Summary A fan 4-panel manga about Onimai\'s characters shrinking after drinking Mihari\'s medicine.
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**Links:**
- [Pixiv](https://www.pixiv.net/user/4168618/series/187353)
- [First chapter on Twitter](1624001097479393280/photo/1)
Onii-chan Is Done For! - Petit Onimai Manga! (Doujinshi) Manga Chapters
Comedy
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