Oniichan wa Oshimai!

Oniichan wa Oshimai!, Onimai, Onii-chan is Done For, お兄ちゃんはおしまい！, Onimai: I'm Now Your Sister!

Episodes: 12 / 12

Type: TV

Plot Summary: Self-professed 'home security guard' Mahiro Oyama has not left his home in years, secluding himself in his room playing erotic visual novels. This depraved lifestyle causes his prodigious sister, Mihari, to worry about his well-being. In hopes of solving this problem, she devises a plan to rehabilitate him back to normalcy.The first part of Mihari's plan is to concoct a medicine that changes her brother's biological constitution into a bona fide female, much to Mahiro's vehement dismay. Stuck in this predicament, Mahiro has no choice but to live out his life as a cute girl until the effect wears off—if it ever does.

Genre: Comedy, CGDCT, Magical Sex Shift, School, Shounen

Studios: Studio Bind

Producers: Pony Canyon, Movic, AT-X, TOHO animation, Tokyo MX, Hakuhodo DY Music & Pictures, BS11, Egg Firm, Ichijinsha, Bit grooove promotion, Pia, Toho Music

Type: TV

Released: Jan 5, 2023 to Mar 23, 2023

Country: Japan

Status: Finished

Tags: #Gender Bending, #Rehabilitation, #Age Regression, #Cute Girls Doing Cute Things, #Primarily Female Cast, #Primarily Teen Cast, #Female Protagonist, #Coming of Age, #Hikikomori, #Family Life, #Otaku Culture, #Found Family, #Transgender, #School, #Crossdressing, #Gyaru, #Tomboy, #LGBTQ+ Themes, #Nudity, #Chibi, #Chuunibyou