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ONIMAI: I'm Now Your Sister!

Anime · Manga · Hub · 1 Season

ONIMAI: I'm Now Your Sister!

お兄ちゃんはおしまい!1 Season

Mahiro Oyama was just a normal erotic-game loving dude…until he woke up one morning as a woman!

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About the story

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 …

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At a glance

ONIMAI: I'm Now Your Sister! is a manga from 2017. It is currently publishing. The catalogue records 11 volumes. This Kaidomi hub connects 2 releases, 9 credited creators and 36 characters.

Full synopsis

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!

Catalogue score — Kaidomi never shows its own rating until the fans build it. In its genre, only 344 of 1,987 scored titles rank higher — the top 17%.

At a glanceONIMAI: I'm Now Your Sister!

Score
7.7 / 10
Volumes
11
Status
Publishing
Members
14,648
Airing
27 Jun 2017
Full synopsis

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!

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Explore the franchise

Anime and manga, side by side

2 of 2 connected titles

The people behind it

9 Artists
View all · +1 artists

The cast

36 characters
Mahiro OyamaMahiro OyamaMainMarika Kouno
Mihari OyamaMihari OyamaMainKaori Ishihara
BridgetBridgetSupporting
Kaede HozukiKaede HozukiSupportingHisako Kanemoto
Sol BadguySol BadguySupporting
Momiji HozukiMomiji HozukiSupportingMinami Tsuda
Asahi OukaAsahi OukaSupportingKana Yuuki
Miyo MurosakiMiyo MurosakiSupportingNatsumi Hioka
Ky KiskeKy KiskeSupporting
MayMaySupporting
View all · +26 the cast
  • Nemu FujimiSupporting · 2 titles
  • Axl LowSupporting · 1 titles
  • Nayuta TenkawaSupporting · 1 titles
  • Minato SenkawaSupporting · 2 titles
  • Yuriko KitaharaSupporting · 2 titles
  • Yuuta SakuradaSupporting · 2 titles
  • Chitose AzumaSupporting · 1 titles
  • Eroge OnseiSupporting · 1 titles
  • Nodoka FushimiSupporting · 2 titles
  • RaikaSupporting · 1 titles
  • Mari NishinomiyaSupporting · 2 titles
  • Miyako NagaseSupporting · 2 titles
  • Rin MinakataSupporting · 2 titles
  • Mai YasakaSupporting · 2 titles
  • Minori ShiinaSupporting · 2 titles
  • Satsuki TakadaSupporting · 2 titles
  • Tomoya KibaSupporting · 1 titles
  • AnnouncerSupporting · 1 titles
  • Aoi TachikawaSupporting · 1 titles
  • Eiga NarrationSupporting · 2 titles
  • Makoto KodairaSupporting · 1 titles
  • SemeSupporting · 1 titles
  • Takeshi HaijimaSupporting · 1 titles
  • Tenin BSupporting · 1 titles
  • UkeSupporting · 1 titles
  • Yuuya OukaSupporting · 1 titles
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