MAL Score: 7.68

Onimai: I'm Now Your Sister!

Oniichan wa Oshimai!

Status: Finished Season: Winter 2023 Episodes: 12 Type: Subbed
Mahiro Oyama was just a normal erotic-game loving dude...until he woke up one morning as a woman! Turns out his mad-scientist little sister, Mihari, tried out one of her new experiments on him...with a disastrous outcome, as far as Mahiro's concerned! But Mihari is as determined to study him as he is determined to go back to his shut-in, game-playing life, and one thing's for is going to get a whole lot weirder from here on out!


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