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A Ninja and an Assassin Under One Roof poster
StartedApr 10, 2025
FinishedJun 26, 2025
SourceOriginal

A Ninja and an Assassin Under One Roof

忍者と殺し屋のふたりぐらし

Data sourced from AniList · Updated Apr 10,

7.5
Rating
TV
Type
24 min
Duration
Finished Airing
Status
SUB 36
DUB 36
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Synopsis

On the way home from school one day, Konoha Koga rescues Satoko Kusagakure, a ninja who escaped her village. Soon, pursuers from the village show up in search of Satoko only to be deftly dealt with by Konoha. As it turns out, the unassuming high schooler is actually an assassin. Thus, the potentially cutthroat cohabitation of a ninja and an assassin begins! (Source: Crunchyroll)

Recommended

Episodes (36)

Information

StatusFinished Airing
Score7.5
TypeTV
Duration24 min
AiredApr 10, 2025 to Jun 26, 2025
StudioShaft, Shaft
Japanese忍者と殺し屋のふたりぐらし
Synonymsにんころ, NinKoro, Ninja and Assassin Living Together, 忍者與殺手的兩人生活
CountryJP
Total Episodes36
FormatTV

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About A Ninja and an Assassin Under One Roof

Here is what A Ninja and an Assassin Under One Roof (忍者と殺し屋のふたりぐらし) is about, retold in plain terms: a comedy anime by Shaft (2025). The setup: On the way home from school one day, Konoha Koga rescues Satoko Kusagakure, a ninja who escaped her village. Soon, pursuers from the village show up in search of Satoko only to be deftly dealt with by Konoha.

As things develop, as it turns out, the unassuming high schooler is actually an assassin. Thus, the potentially cutthroat cohabitation of a ninja and an assassin kicks off!

In a comedy series like this, timing, character chemistry and running gags decide whether it lands. Satoko Kusagakure (Haruna Mikawa) and Konoha Koga (Kana Hanazawa) are two of the characters you will meet early. If you count yourself among viewers who want something light between heavier series, put it on your list. At 12 episodes in total, it is easy to plan a viewing schedule.

Production & Appeal

Production sits with Shaft, which means the visual identity of A Ninja and an Assassin Under One Roof follows that studio's craft. The comedy focus matters here: timing, character chemistry and running gags decide whether it lands. A 7.5/10 score points to a dependable, well-liked series. Voice casting, including Haruna Mikawa as Satoko Kusagakure, adds to the appeal for fans who follow seiyuu. It aired in 2025, which makes it easy to place in the wider anime calendar.

Frequently Asked Questions

How long is A Ninja and an Assassin Under One Roof?
The series runs for 12 episodes in total, all available from the episode list here.
What order should I watch A Ninja and an Assassin Under One Roof in?
Watch A Ninja and an Assassin Under One Roof in release order, starting from Episode 1 on this site. If other seasons, movies or specials exist, they are linked from the series page.
Is A Ninja and an Assassin Under One Roof still airing?
A Ninja and an Assassin Under One Roof is currently listed as finished airing. All episodes are available to stream now.

Characters & Voice Actors

Satoko Kusagakure
Satoko Kusagakure
Main
Haruna Mikawa
Haruna Mikawa
Japanese
Konoha Koga
Konoha Koga
Main
Kana Hanazawa
Kana Hanazawa
Japanese
Marin Izutsumi
Marin Izutsumi
Supporting
Yuu Serizawa
Yuu Serizawa
Japanese
Kuro
Kuro
Supporting
Eri Kitamura
Eri Kitamura
Japanese
Yuriko
Yuriko
Supporting
Rumi Ookubo
Rumi Ookubo
Japanese
Roboko
Roboko
Supporting
Haruna Mikawa
Haruna Mikawa
Japanese
Aiko Yoshida
Aiko Yoshida
Supporting
Yui Ogura
Yui Ogura
Japanese
Fumiko Kusagakure
Fumiko Kusagakure
Supporting
Mao Ichimichi
Mao Ichimichi
Japanese
Michiru Kusagakure
Michiru Kusagakure
Supporting
Kyouka Moriya
Kyouka Moriya
Japanese
Asuka Kusagakure
Asuka Kusagakure
Supporting
Tomori Kusunoki
Tomori Kusunoki
Japanese
Midori Kusagakure
Midori Kusagakure
Supporting
Shizuka Ishigami
Shizuka Ishigami
Japanese
Nukenin A
Nukenin A
Background
Mai Narumi
Mai Narumi
Japanese
Okyaku-san
Okyaku-san
Background
Shinya Takahashi
Shinya Takahashi
Japanese
Okyaku-san
Okyaku-san
Background
Kentarou Tone
Kentarou Tone
Japanese
Arisa Kusagakure
Arisa Kusagakure
Supporting
Hina Youmiya
Hina Youmiya
Japanese
Josei Kyaku
Josei Kyaku
Background
Asaki Yuikawa
Asaki Yuikawa
Japanese
Oji-san
Oji-san
Background
Shinya Takahashi
Shinya Takahashi
Japanese
Saiyou Tantousha
Saiyou Tantousha
Background
Kentarou Tone
Kentarou Tone
Japanese
Inu
Inu
Supporting
Kentarou Tone
Kentarou Tone
Japanese
Keiba Chuukei
Keiba Chuukei
Background
Kentarou Tone
Kentarou Tone
Japanese
Hatsuko Kusagakure
Hatsuko Kusagakure
Supporting
Manaka Iwami
Manaka Iwami
Japanese
Ayaka Kusagakure
Ayaka Kusagakure
Supporting
Mai Narumi
Mai Narumi
Japanese
Mao Kusagakure
Mao Kusagakure
Supporting
Aoi Koga
Aoi Koga
Japanese
Sakura Kusagakure
Sakura Kusagakure
Supporting
Ayasa Itou
Ayasa Itou
Japanese
Kanie Kusagakure
Kanie Kusagakure
Supporting
You Taichi
You Taichi
Japanese

Music

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Frequently Asked Questions

You can watch A Ninja and an Assassin Under One Roof online free in HD on Anime English. Stream all episodes with English subtitles. No registration required.
A Ninja and an Assassin Under One Roof has a total of 12 episodes.
A Ninja and an Assassin Under One Roof is currently finished airing. All episodes are available to stream now.
A Ninja and an Assassin Under One Roof belongs to the following genres: Comedy.
A Ninja and an Assassin Under One Roof has a rating of 7.5 out of 10.
Anime A Ninja and an Assassin Under One Roof was released in 2025.
A Ninja and an Assassin Under One Roof was animated by Shaft.
Yes. Anime English provides A Ninja and an Assassin Under One Roof with English subtitles (sub). Dubbed versions may be available depending on the series.

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