Haruna Mikawa
Satoko Kusagakure / Roboko (voice)
Series
Watch A Ninja and an Assassin Under One Roof (2025) Online
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!
Episodes
Season 1
PreviousNext
1. A Ninja and an Assassin MeetNow viewing2025-04-1024m7.0Konoha wants to become the best assassin and it seems that Satoko's ninja skills will come in handy.
2. Daily Life of a Ninja and an Assassin2025-04-1724m7.5Satoko attempts to buy new clothes for herself and runs into Kuro, the leader of the runaway ninjas.
3. A Ninja and an Assassin's Job2025-04-2424m7.5Satoko tries to find a part-time job, but it's not as easy as she thought, and Kuro's SO appears!
4. A Ninja and an Assassin's Relationship2025-05-0124m7.5Satoko attempts to charm Konoha with Kuro's suggestions.
5. A Robot and an Assassin Under One Roof2025-05-0824m6.5Satoko is replaced by... A robot? And Konoha is none the wiser, forming an unshakable bond with the robot.
6. A Busty Girl and an Assassin Under One Roof2025-05-1524m7.5With the help of Marin's invention, Satoko tries a new ninja skill: Breast Storage Ninjutsu!
7. An Assassin and Her Classmate's Friend2025-05-2224m7.0Satoko takes interest in social media while Konoha is introduced to school prodigy, Aoi, who helps with her future career plans.
8. A Ninja and an Assassin's Big House2025-05-2924m7.5Satoko and Konoha move out, but it appears they're not alone in their big new house.
9. A Ninja and an Assassin's Experiment2025-06-0524m7.5Satoko needs to find a new iconic outfit and find out the extent of her ninjutsu's capabilities.
10. A Ninja and a Baby Assassin2025-06-1224m7.5Marin is kidnapped and Konoha is turned into a baby! It's up to Satoko to save the day.
11. A Ninja and an Assassin's Big Dilemma2025-06-1924m7.5Satoko's injured and Konoha takes on challenging missions due to her career and life being on the line.
12. A Ninja and an Assassin Under One Roof2025-06-2624m7.0As Satoko waits to hear back from Konoha, she gets a few upgrades. But will Konoha come home safe and sound?
Cast
Top Billed Cast
Kana Hanazawa
Konoha Koga (voice)
Yu Serizawa
Marin Izutsumi (voice)
Eri Kitamura
Kuro (voice)
Rumi Okubo
Yuriko (voice)
Availability
Where To Watch Legally
Crunchyroll
Crunchyroll Amazon ChannelStreaming availability data provided by JustWatch.
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FAQ
Frequently Asked Questions
Is A Ninja and an Assassin Under One Roof available to watch online?
Yes - see the "Where to watch legally" section on this page for streaming, rental and purchase options.
How many seasons does A Ninja and an Assassin Under One Roof have?
A Ninja and an Assassin Under One Roof has 1 season and 12 episodes.
When did A Ninja and an Assassin Under One Roof first air?
A Ninja and an Assassin Under One Roof first aired in 2025.
Is A Ninja and an Assassin Under One Roof still running?
A Ninja and an Assassin Under One Roof's status on TMDB is: Ended.
What genre is A Ninja and an Assassin Under One Roof?
A Ninja and an Assassin Under One Roof is classified as Animation, Comedy.