Character Designs for 2023 Anime, ‘,My One-Hit Kill Sister’ Unveiled

You’ve heard of ‘One Punch Man,’ now get ready for ‘My One-Hit Kill Sister,’ an upcoming isekai anime with an overpowered protagonist. The narrator of the anime might be Asahi, but his aura dims in front of his sister, who can kill off high-level beasts in a single blast.


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This is just an odd case where Asahi, who was originally intended to be an isekai candidate, got transported along with his sister. Turns out, his sister is much more capable than him, thus stealing his spotlight.

The anime adaptation of the ‘Isekai One Turn Kill Nee-san’ light novel series titled ‘My One-Hit Kill Sister’ has been scheduled for a 2023 premiere. Crunchyroll will stream the anime when it airs.

Character Designs for 2023 Anime, ‘My One-Hit Kill Sister,’ Unveiled
My One-Hit Kill Sister Visual | Source: Official Website

Some designs for the main characters, along with their cast members, have been revealed:

CharacterCastOther Works
Asahi IkusabaYuki SakakiharaNanaki Ralei (Genius Prince’s Guide to Raising a Nation Out of Debt )
Maya IkusabaHaruka ShiraishiAsirpa (Golden Kamuy)
KilmariaAmi KoshimizuKallen Stadtfeld (Code Geass)
Character Designs for 2023 Anime, ‘My One-Hit Kill Sister,’ Unveiled
Asahi | Source: Official Website
Character Designs for 2023 Anime, ‘My One-Hit Kill Sister,’ Unveiled
Maya | Source: Official Website
Character Designs for 2023 Anime, ‘My One-Hit Kill Sister,’ Unveiled
Kilmaria | Source: Official Website

Now you might be wondering is Kilmaria is the villain, judging form her looks, Fear not, she is just another person who will start treating Asahi like her brother after getting saved by the Ikusaba siblings.

Studio Gekko is animating the ‘My One-Hit Kill Sister’ anime and has already revealed some of the staff members:

PositionStaffOther Works
DirectorHiroaki TakagiThe Great Jahy Will Not Be Defeated! (episode director)
Series ScriptYohei KashiiBattle Athletes Victory ReSTART!
Character DesignerYuji HamadaPromare (Key Animation)

Asahi might look like the unfortunate guy here, but I think he is truly lucky to have a sister who will care for him. I mean, how many people have a sister who can kill enemies in seconds? She might be a bro-con but that’s a small price to pay for the adoration he receives.

About My One-Hit Kill Sister

My One-Hit Kill Sister is the anime adaptation of Konoe’s light novel series ‘One Turn Kill Sister in Another World: I Started Living in Another World with My Older Sister.’

The novels were first published in 2019 and also received a manga adaptation in 2020. The story focuses on Asahi and his sister, who have been isekaid into a new world.

While Asahi is a low-level fighter, his sister has unbelievable abilities, thus taking away his position as the series’ hero.

Source: Official Website

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