How many seasons does My Friend's Little Sister Has It In for Me! have?

My Friend's Little Sister Has It In for Me! has 1 season and 12 episodes.

Is My Friend's Little Sister Has It In for Me! renewed or canceled?

My Friend's Little Sister Has It In for Me! is currently ended.

Where can I watch My Friend's Little Sister Has It In for Me!?

My Friend's Little Sister Has It In for Me! is available on HTB. You can stream it on Crunchyroll, Crunchyroll Amazon Channel.

My Friend's Little Sister Has It In for Me!

Name: My Friend's Little Sister Has It In for Me!
Genre: Animation, Comedy
Released: 2025-10-04
Rating: 7.588
Cast: Haruki Ishiya, Sayumi Suzushiro, Tomori Kusunoki, Soma Saito, Kana Hanazawa

ENDED1 Seasons12 Episodes★ 7.6

NetworkHTB

First AiredOct 4, 2025

Last AiredDec 20, 2025

GenreAnimation, Comedy

Runtime23 min

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?!

WHERE TO WATCH

Crunchyroll

Crunchyroll Amazon Channel

Amazon VideoBUY

Apple TV StoreBUY

Data via JustWatch / TMDB

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)

Seasons & Episodes1 season · 12 episodes

0% complete

E1My Friend's Little Sister Has It In for Me

Oct 4, 202524m★ 9.0

Akiteru just wants to work toward his future, but his friend's little sister won't allow him any peace.

E2The Cousin I Haven't Seen in Years Is Cold to Me

Oct 11, 202524m★ 9.0

Now that Mashiro has moved to his school, can Akiteru manage to make her open up to him?

E3Only I Can Be a Pain to My Uncle’s Daughter

Oct 18, 202524m

Akiteru decides to throw a welcome party for Mashiro, but first he must convince her to attend.

E4My Friend's Little Sister Might Be a Delinquent

Oct 25, 202524m

Akiteru and Iroha recall how they first met.

E5My Friend's Little Sister Keeps Getting Close to Me

Nov 1, 202524m

A look back at how Iroha came to be the voice actress for 05th Floor Alliance.

E6My Friend's Little Sister Has It In for My Friend's Enemy

Nov 8, 202524m

While at the mall with Mashiro and Iroha, Akiteru learns why Mashiro left her old school.

E7The Girl Who Confessed to Me Is Cold to Me in Reality

Nov 15, 202524m

Akiteru tries to give a proper reply to Mashiro's love confession, but she's brutally cold to him in person.

E8Everyone I Know Is Being Weird With Me

Nov 22, 202524m

Sumire asks Akiteru for help with a problem that could endanger her future with 05th Floor Alliance.

E9My Fake Girlfriend Gets Tough When I Respond To Her Confession

Nov 29, 202524m

Akiteru and Iroha head to Otoi's studio to record for the game, but Iroha has ideas of her own.

E10My Friend's Little Sister Only Gets an Apology from Me

Dec 6, 202524m

Akiteru must clear the air with Iroha to keep 05th Floor Alliance running smoothly.

E11We're Perfect for Training the Drama Club

Dec 13, 202524m

With 05th Floor Alliance's help, the drama club is ready for the big competition... but then disaster strikes.

E12My Friend's Little Sister Really Does Have It In for Me

Dec 20, 202524m

Can Akiteru save the drama club and secure 05th Floor Alliance's future?

About My Friend's Little Sister Has It In for Me!

My Friend's Little Sister Has It In for Me! is a animation, comedy series on HTB. The show first aired on Oct 4, 2025 and currently has 1 season and 12 episodes. My Friend's Little Sister Has It In for Me! has ended after 1 seasons. It has a rating of 7.6/10 based on 16 votes. The cast includes Haruki Ishiya, Sayumi Suzushiro, Tomori Kusunoki, Soma Saito, Kana Hanazawa.