My Friend's Little Sister Has It In for Me!(2025)
My Friend's Little Sister Has It In for Me! Synopsis
For high schooler Akiteru Oboshi, the whole youthful experience thing—like fun, friendships, and even having a girlfriend—is a complete waste of time. So when his best friend’s sister, Iroha Kohinata, keeps teasing him, Akiteru naturally finds it annoying. She practically lives in his room, she’s always on his bed, she’s just a raging storm of clinginess! Why is she only annoying around him?!
My Friend's Little Sister Has It In for Me! (2025) is a animation and comedy series that premiered on October 4, 2025, spanning 1 season and 12 episodes. It stars Haruki Ishiya, Sayumi Suzushiro, Tomori Kusunoki and Soma Saito. Viewers rate it 7.3 out of 10 across 26 ratings.
- First aired:
- 2025-10-04
- Last aired:
- 2025-12-20
My Friend's Little Sister Has It In for Me! (2025) Trailer
Watch the official trailer for My Friend's Little Sister Has It In for Me! before you start streaming.
My Friend's Little Sister Has It In for Me! Cast & Crew
Main cast
Haruki Ishiya
as Akiteru Oboshi (voice)
Sayumi Suzushiro
as Iroha Kohinata (voice)
Tomori Kusunoki
as Mashiro Tsukinomori (voice)
Soma Saito
as Ozuma Kohinata (voice)
Kana Hanazawa
as Sumire Kageishi (voice)
Explore more Animation shows
My Friend's Little Sister Has It In for Me! Reviews & Ratings
Average viewer score of 7.3/10 from 26 ratings.
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My Friend's Little Sister Has It In for Me! – Frequently Asked Questions
Where can I stream My Friend's Little Sister Has It In for Me!?
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My Friend's Little Sister Has It In for Me! (2025) is available to stream on Crunchyroll and Crunchyroll Amazon Channel, with episodes also available to buy from Amazon Video and Apple TV Store. Availability comes from JustWatch data and varies by country.
How many seasons of My Friend's Little Sister Has It In for Me! are there?
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My Friend's Little Sister Has It In for Me! has 1 season and 12 episodes in total, starting from its premiere on October 4, 2025.
Is My Friend's Little Sister Has It In for Me! still running?
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No. My Friend's Little Sister Has It In for Me! is marked as ended, with the final episode airing on December 20, 2025.
Who is in the cast of My Friend's Little Sister Has It In for Me!?
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My Friend's Little Sister Has It In for Me! (2025) stars Haruki Ishiya, Sayumi Suzushiro, Tomori Kusunoki, Soma Saito and Kana Hanazawa. The full cast list with character names is available in the cast section of this page.
Is My Friend's Little Sister Has It In for Me! any good?
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My Friend's Little Sister Has It In for Me! (2025) is rated 7.3 out of 10 from 26 viewer votes, and suits viewers who like animation and comedy series. Reviews from viewers are collected further down this page.
Where can I watch the My Friend's Little Sister Has It In for Me! trailer?
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The official My Friend's Little Sister Has It In for Me! trailer is embedded in the trailer section of this page and plays instantly in your browser.