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My Friend's Little Sister Has It In for Me!
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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?!
Highest-rated episodes all ranked
- 01
Only I Can Be a Pain to My Uncle’s DaughterAkiteru decides to throw a welcome party for Mashiro, but first he must convince her to attend. - 02
My Friend's Little Sister Might Be a DelinquentAkiteru and Iroha recall how they first met. - 03
My Friend's Little Sister Has It In for My Friend's EnemyWhile at the mall with Mashiro and Iroha, Akiteru learns why Mashiro left her old school.
Cast
Episodes by season
Season01
- S01E01
My Friend's Little Sister Has It In for MeOctober 4, 2025Akiteru just wants to work toward his future, but his friend's little sister won't allow him any peace. - S01E02
The Cousin I Haven't Seen in Years Is Cold to MeOctober 11, 2025Now that Mashiro has moved to his school, can Akiteru manage to make her open up to him? - S01E03
Season's bestOnly I Can Be a Pain to My Uncle’s DaughterOctober 18, 2025Akiteru decides to throw a welcome party for Mashiro, but first he must convince her to attend. - S01E04
My Friend's Little Sister Might Be a DelinquentOctober 25, 2025Akiteru and Iroha recall how they first met. - S01E05
My Friend's Little Sister Keeps Getting Close to MeNovember 1, 2025A look back at how Iroha came to be the voice actress for 05th Floor Alliance. - S01E06
My Friend's Little Sister Has It In for My Friend's EnemyNovember 8, 2025While at the mall with Mashiro and Iroha, Akiteru learns why Mashiro left her old school. - S01E07
The Girl Who Confessed to Me Is Cold to Me in RealityNovember 15, 2025Akiteru tries to give a proper reply to Mashiro's love confession, but she's brutally cold to him in person. - S01E08
Everyone I Know Is Being Weird With MeNovember 22, 2025Sumire asks Akiteru for help with a problem that could endanger her future with 05th Floor Alliance. - S01E09
My Fake Girlfriend Gets Tough When I Respond To Her ConfessionNovember 29, 2025Akiteru and Iroha head to Otoi's studio to record for the game, but Iroha has ideas of her own. - S01E10
My Friend's Little Sister Only Gets an Apology from MeDecember 6, 2025Akiteru must clear the air with Iroha to keep 05th Floor Alliance running smoothly. - S01E11
We're Perfect for Training the Drama ClubDecember 13, 2025With 05th Floor Alliance's help, the drama club is ready for the big competition... but then disaster strikes. - S01E12
My Friend's Little Sister Really Does Have It In for MeDecember 20, 2025Can Akiteru save the drama club and secure 05th Floor Alliance's future?
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