My Friend's Little Sister Has It in for Me! poster

My Friend's Little Sister Has It in for Me! (2025)

Animation · Comedy · Romance

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?!

IMDb rating: 6.2 (649 votes)
Seasons: 1
Streaming (US): Crunchyroll
Language: JA
Type: TV series

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Ratings refreshed Aug 19, 2026 · 1 season indexed

Cast

Seasons

Season 1 (2025)

7.62 avg 12 episodes 6.5 → 7.8

Rollercoaster

Season 1 episodes - IMDb ratings
#	Title	Rating	Votes
1	Tomodachi no Imouto ga Ore ni Dake Uzai	6.5	121
2	Hisabisa no Itoko ga Ore ni dake Tsumetai	7.5	91
3	Only I Can Be a Pain to My Uncle's Daughter	7.9	85
4	My Friend's Little Sister Might Be a Delinquent	7.4	72
5	My Friend's Little Sister Keeps Getting Close to Me	7.9	68
6	My Friend's Little Sister Has It In for My Friend's Enemy	8.4	67
7	The Girl Who Confessed to Me Is Cold to Me in Reality	7.8	54
8	Everyone I Know Is Being Weird With Me	7.4	53
9	My Fake Girlfriend Gets Tough When I Rrespond to Her Confession	8.2	55
10	My Friend's Little Sister Only Gets an Apology from Me	7.2	45
11	We're Perfect for Training the Drama Club	7.4	43
12	My Friend's Little Sister Really Does Have It In for Me	7.8	44