My Friend's Little Sister Has It In for Me!
Animation·Comedy·2025·1 Seasons
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?!
Starring: Haruki Ishiya，Sayumi Suzushiro，Tomori Kusunoki，Soma Saito
Episodes
Season 1
S01 | E01
My Friend's Little Sister Has It In for Me
2025-10-04
S01 | E02
The Cousin I Haven't Seen in Years Is Cold to Me
2025-10-11
S01 | E03
Only I Can Be a Pain to My Uncle’s Daughter
2025-10-18
S01 | E04
My Friend's Little Sister Might Be a Delinquent
2025-10-25
S01 | E05
My Friend's Little Sister Keeps Getting Close to Me
2025-11-01
S01 | E06
My Friend's Little Sister Has It In for My Friend's Enemy
2025-11-08
S01 | E07
The Girl Who Confessed to Me Is Cold to Me in Reality
2025-11-15
S01 | E08
Everyone I Know Is Being Weird With Me
2025-11-22
S01 | E09
My Fake Girlfriend Gets Tough When I Respond To Her Confession
2025-11-29
S01 | E10
My Friend's Little Sister Only Gets an Apology from Me
2025-12-06
S01 | E11
We're Perfect for Training the Drama Club
2025-12-13
S01 | E12
My Friend's Little Sister Really Does Have It In for Me
2025-12-20
Cast
Haruki Ishiya
Akiteru Oboshi (voice)
Sayumi Suzushiro
Iroha Kohinata (voice)
Tomori Kusunoki
Mashiro Tsukinomori (voice)
Soma Saito
Ozuma Kohinata (voice)
Kana Hanazawa
Sumire Kageishi (voice)
