![](https://cdn.animecharacters.io/images/characters/large/105456-7309af46.jpg)
Mahiro Oyama (緒山 まひろ)
The protagonist of Onii-chan wa Oshimai. He was turned into a girl thanks to his little sister by drugging him. Age: Around 20 Birthday: March 6th Blood Type: O Height: 144 cm Weight: 38 kg Gender: born male transformed into female School Grade: finished school for more than 2 years, entered Jr high school as a female Interests: Video Games, sleeping late
Voice Actors
Marika Kouno
Japanese