The manga Onii-chan wa Oshimai! ( ONIMAI: I'm Now Your Sister! ) by author Nekotofu anime adaptation announced.
Therefore, Shingo Fujii is directing the series at Studio Bind . Michiko Yokote (Shirobako) is writing the scripts, with character design by Ryo Imamura .
Synopsis:
Mahiro Oyama was just a normal guy obsessed with erotic games… until he woke up one morning as a woman! It turns out his mad scientist little sister, Mihari, tried one of her new experiments on him… with disastrous results, as far as Mahiro is concerned! But Mihari is as determined to study him as she is determined to return to her reclusive, gaming-filled life, and one thing is for sure… life is about to get a whole lot stranger!
Finally, Nekotofu published Onii-chan wa Oshimai! through pixiv and other online platforms. Nekotofu launched a manga serialization in Ichijinsha 's Comic Rex in April 2019. Ichijinsha will publish the manga's sixth compiled volume and its second anthology volume on the same day, April 27.
Furthermore, Kodansha Comics released the 5th volume of the manga in English on March 22nd.