ONIMAI: I'm Now Your Sister! S1E1 — Mahiro's Confusing New Body
6.7
ONIMAI: I'm Now Your Sister!•Season 1•Episode 1

Mahiro's Confusing New Body

6.7/10 · 157 votesJan 5, 202323 min

Ranked #11 of 12 in Season 1•−0.4 vs season avg

Discussion

We follow Mahiro Oyama, an unemployed good-for-nothing shut-in, who not only hasn't left the house in two years, but is also exceedingly addicted to gross video games. One afternoon, he wakes up and notices that his body feels a little off. Finding that strange, he

Directed byShingo Fujii
Written byMichiko Yokote
Next episodeE2 · Mahiro's Time of the Month
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Season 1 Episodes12

Mahiro's Confusing New Body stillE1 6.7Now viewing

Mahiro's Confusing New Body

Mahiro's Time of the Month stillE2 7.0

Mahiro's Time of the Month

Mahiro's Close Encounter stillE3 7.2

Mahiro's Close Encounter

Mahiro's New Friend stillE4 7.1

Mahiro's New Friend

Mahiro Discovers Adventure and Social Gatherings stillE5 7.1

Mahiro Discovers Adventure and Social Gatherings

Mahiro Goes Back to Middle School stillE6 6.6

Mahiro Goes Back to Middle School

Mahiro's Role-Playing Game stillE7 7.0

Mahiro's Role-Playing Game

Mahiro's First Girls Sleepover stillE8 7.1

Mahiro's First Girls Sleepover

Mahiro Rings in the New Year stillE9 7.4

Mahiro Rings in the New Year

Mahiro Ponders Boobs and Identity stillE10 7.1

Mahiro Ponders Boobs and Identity

Mahiro Pretties Up stillE11 7.1

Mahiro Pretties Up

Mahiro's Future as a Sister stillE12 7.3

Mahiro's Future as a Sister

Cast6

Marika Kouno

Marika Kouno

Mahiro Oyama (voice)

Kaori Ishihara

Kaori Ishihara

Mihari Oyama (voice)

Hisako Kanemoto

Hisako Kanemoto

Kaede Hozuki (voice)

Minami Tsuda

Minami Tsuda

Momiji Hozuki (voice)

Kana Yuuki

Kana Yuuki

Asahi Ohka (voice)

Natsumi Hioka

Natsumi Hioka

Miyo Murosaki (voice)

Crew12

K

Kana

Key Animation

M

Miyaso

Key Animation

A

Ann Nakai

Key Animation

t

tomado

Key Animation

R

Raimu Oda

Compositing Artist

K

Kay Yu

Key Animation

K

Kaori Imai

Key Animation

T

Tomohiro Machino

Key Animation

H

Hyein

Key Animation

K

Kinya Rikitoku

Key Animation

m

miton

Key Animation

Qiu Jiahe

Qiu Jiahe

Key Animation

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Episode Summary

"Mahiro's Confusing New Body" is episode 1 of ONIMAI: I'm Now Your Sister! season 1. It scored 6.7/10 from 157 votes, ranking #11 of 12 episodes this season (season average 7.1). Directed by Shingo Fujii and written by Michiko Yokote, it aired on January 5, 2023.

Next: E2 · Mahiro's Time of the MonthBest of Season 1