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My One-Hit Kill Sister (2023) poster

TV series

My One-Hit Kill Sister

2023, Japanese, on TOKYO MX & Sun TV.

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.

Watch TrailerWhere to Watch
Seasons
1
Episodes
12
Episode length
23 min
Status
Ended in 2023

Worth the Hype

Clear your evening for this.

7.0/10 from 48 TMDB viewer ratings.

Seen it? Give your verdict.

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Where to watch My One-Hit Kill Sister

My One-Hit Kill Sister is streaming on Crunchyroll and Sony Liv in India.

Availability in India as of 9 November 2026. Streaming data by JustWatch.

Latest episode

S1 E12: Big Sister Forever

Aired 23 June 2023

Seasons 1

Details

First aired
8 April 2023
Last aired
23 June 2023
Network
TOKYO MX, Sun TV
Original title
異世界ワンターンキル姉さん ~姉同伴の異世界生活はじめました~
Language
Japanese
Country
Japan
Type
Scripted
fantasy worldseinenanimeisekaibased on web novel

Check ratings elsewhere

News & fan talk

What My One-Hit Kill Sister is based on

My One-Hit Kill Sister is based on My One-Hit Kill Sister, a manga series, published by Shogakukan.

Source details from Wikidata and TMDB.

If you liked My One-Hit Kill Sister

My One-Hit Kill Sister: quick answers

Is My One-Hit Kill Sister worth watching?

Our verdict is Worth the Hype: Clear your evening for this. It scores 7.0/10 from 48 TMDB viewer ratings.

How many seasons of My One-Hit Kill Sister are there?

My One-Hit Kill Sister has 1 season and 12 episodes, about 23 minutes each.

Is My One-Hit Kill Sister finished?

Yes. My One-Hit Kill Sister ended in 2023, so you can watch the whole story.

Which OTT platform is My One-Hit Kill Sister on?

My One-Hit Kill Sister is streaming on Crunchyroll and Sony Liv in India. (Checked 9 November 2026.)

My One-Hit Kill Sister parents guide: is it suitable for kids?

No age rating is listed for My One-Hit Kill Sister yet.

What shows are like My One-Hit Kill Sister?

If you liked My One-Hit Kill Sister, try Combatants Will Be Dispatched!, The Eminence in Shadow, TSUKIMICHI -Moonlit Fantasy-.

What is My One-Hit Kill Sister based on?

My One-Hit Kill Sister is based on My One-Hit Kill Sister, a manga series, published by Shogakukan.

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