My One-Hit Kill Sister
My One-Hit Kill Sister
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My One-Hit Kill Sister

7.0
Yr 2023
Rt 23m
Status Ended
Animation Comedy Action & Adventure Sci-Fi & Fantasy
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Series Brief

Overview

Asahi, a boy who loves video games is killed in a traffic accident and ends up in another world. He tries to enjoy the otherworldly adventuring life he's always dreamed of, but his stats are on the level of an NPC's. He is in big trouble and is being chased by a monster when he hears, "Fear not, little brother!" and the monster is killed in one hit by Asahi's older sister, Maya, who followed Asahi to this world. So Maya has acquired some seriously OP skills, but she takes her adoration of her younger brother to extremes. Thus begins their story about an overpowered older sister with a brother complex and a younger brother with the weakest of stats in another world.

Critical Reception

What critics are saying

Score 50 /100

Critical reception for My One-Hit Kill Sister was largely mixed to negative, with reviewers faulting its heavy reliance on standard isekai tropes. Critics pointed out that the series features a generic premise complete with stat menus and arbitrary JRPG mechanics placed in an uninspired fantasy setting.

While some reviewers found moments of humor and enjoyed the supporting cast of characters, the titular sister proved to be a major flaw for many. Outlets noted that despite appealing comedic setups, the lead sister character and specific uncomfortable moments severely hindered the show's overall enjoyment.

“I mostly enjoyed this show, but I hated the titular sister.”

“the episode remains funny and appealing”

“It is complete with stat menus and arbitrary JRPG rules slapped onto a bland fantasy universe that has absolutely no distinction.”

Transmission Paths

Where to Watch

Crunchyroll
CA • UK • US
Crunchyroll Amazon Channel
UK • US • CA
Why fans love it

This 2023 anime adaptation takes the standard isekai setup and tilts it toward a sibling dynamic anchored by an extreme power imbalance. While Asahi ends up in a fantasy world with the limited stats of a background character, the unexpected arrival of his sister, Maya, shifts the tone from a typical hero’s journey to a chaotic comedy. Maya possesses overwhelming strength, yet her primary motivation is an intense, singular focus on protecting her brother at any cost.

The series finds its rhythm in the contrast between these two roles. Yuki Sakakihara voices a protagonist who consistently fails to meet the expectations of his environment, forcing him to navigate dangerous quests while tethered to a sibling whose affection creates as many problems as it solves. By focusing on this specific family tension within a seinen-styled action setting, the show prioritizes the absurdity of their partnership over the traditional progression of a fantasy adventurer.

Production Board

Crew

Sound Effects
Emi Takanashi
Key Animation
Yasuyuki Suzuki Kiyotaka Takezawa
Director
Hiroaki Takagi Kiyotaka Takezawa Taichi Atarashi
Storyboard Artist
Hiroaki Takagi Kiyotaka Takezawa Taichi Atarashi
Online Editor
Ryotaro Tate Kazumi Taniguchi
Background Designer
Kenichi Kurata Masato Miyake Yoko Nagai Feng Xiwen Yuri Matsufuji
Theme Song Performance
Sora Amamiya
Animation Director
Jun Arai Sachiko Sugimoto
Color Designer
Maki Yamamoto
Producer
Shinji Omori Fumihiro Ozawa Yoshinobu Iwatani Hiroshi Nishiyama
Compositing Artist
Atsushi Tamura Kohei Ogawa
Director of Photography
Atsushi Tamura
Prop Designer
Naomi Shinoda
Editor
Keisuke Yanagi
Original Music Composer
Shusei
Signal Match

Similarity

Where My One-Hit Kill Sister overlaps with other shows, and exactly what they have in common.

Keyword Cloud

Keywords

fantasy world seinen anime isekai based on web novel
Technical Sheet

Details

First Aired
April 08, 2023
Status
Ended
Episode Runtime
23 minutes
Origin
JP
TMDB Votes
46