Marika Kōno , Kaori Ishihara is in charge of voicing the main character in this male-to-female anime
Kodoani.com – Ichijinsha announced on Friday that the yuri genre manga – male-to-female ONIMAI: I’m Now Your Sister! (Onii-chan wa Oshimai!) is getting a television anime adaptation starring Marika Kōno as the main character Mahiro Oyama and Kaori Ishihara as Mihari Oyama, Mahiro’s younger sister. Ichijinsha is streaming a motion comic video featuring two voice actresses.
Shingo Fujii (Mushoku Tensei: Jobless Reincarnation episode 11, director) is directing his anime series at Studio Bind. Michiko Yokote (Shirobako, Prison School Love All Play, Tsurune) is in charge of the script. Ryo Imamura (animator Mushoku Tensei: Jobless Reincarnation episode 11) is designing the characters. EGG FIRM is producing the series.
Kodansha Comics is publishing the manga digitally in English and it describes the story:
Mahiro Oyama is just an ordinary ero game guy…until he wakes up one morning as a girl! It turns out that the guy’s mad scientist sister, Mihari, has tried one of the new experiments… with a disastrous outcome, as far as Mahiro fears! But Mihari is still determined to research her brother because Mahiro is determined to get back to her closed life, playing games, and one thing’s for sure… life is going to get a lot weirder from here on !
The manga began as a self-published work by Nekotofu in 2017, published through pixiv and elsewhere online. Nekotofu launched a regular manga series in Ichijinsha’s Comic Rex magazine in April 2019. Ichijinsha will publish the manga’s sixth compiled book volume and its second volume on the same April 27th. released the fifth volume in English on March 22.
Via: Kodoani.com