Watch and download anime Oniichan Wa Oshimai! Episode 11 with english subtitles and dubbed. Stay tuned with us for watching the latest episodes of Oniichan Wa Oshimai! Episode 11! Eng Sub Online on 9animex.

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 sure...life is going to get a whole lot weirder from here on out!