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

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

Animation•Comedy

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

Browse all episodes of My Friend's Little Sister Has It In for Me!

Binge this in 4h 48m•Peaking at 8.7/10

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

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Season 1

8.7/1051 votes
My Friend's Little Sister Has It In for My Friend's Enemy
Season 1 Episode 6 - Aired 11/8/2025
While at the mall with Mashiro and Iroha, Akiteru learns why Mashiro left her old school.
Director: Unknown
Writer: Unknown
8.5/1038 votes
My Fake Girlfriend Gets Tough When I Respond To Her Confession
Season 1 Episode 9 - Aired 11/29/2025
Akiteru and Iroha head to Otoi's studio to record for the game, but Iroha has ideas of her own.
Director: Unknown
Writer: Unknown
8.3/1040 votes
The Girl Who Confessed to Me Is Cold to Me in Reality
Season 1 Episode 7 - Aired 11/15/2025
Akiteru tries to give a proper reply to Mashiro's love confession, but she's brutally cold to him in person.
Director: Unknown
Writer: Unknown
8.2/1068 votes
Only I Can Be a Pain to My Uncle’s Daughter
Season 1 Episode 3 - Aired 10/18/2025
Akiteru decides to throw a welcome party for Mashiro, but first he must convince her to attend.
Director: Unknown
Writer: Unknown
8.0/1028 votes
My Friend's Little Sister Really Does Have It In for Me
Season 1 Episode 12 - Aired 12/20/2025
Can Akiteru save the drama club and secure 05th Floor Alliance's future?
Director: Unknown
Writer: Unknown
7.9/10104 votes
My Friend's Little Sister Has It In for Me
Season 1 Episode 1 - Aired 10/4/2025
Akiteru just wants to work toward his future, but his friend's little sister won't allow him any peace.
Director: Kazuomi Koga
Writer: Touko Machida
7.9/1051 votes
My Friend's Little Sister Keeps Getting Close to Me
Season 1 Episode 5 - Aired 11/1/2025
A look back at how Iroha came to be the voice actress for 05th Floor Alliance.
Director: Unknown
Writer: Unknown
7.9/1040 votes
Everyone I Know Is Being Weird With Me
Season 1 Episode 8 - Aired 11/22/2025
Sumire asks Akiteru for help with a problem that could endanger her future with 05th Floor Alliance.
Director: Unknown
Writer: Unknown
7.9/1030 votes
We're Perfect for Training the Drama Club
Season 1 Episode 11 - Aired 12/13/2025
With 05th Floor Alliance's help, the drama club is ready for the big competition... but then disaster strikes.
Director: Unknown
Writer: Unknown
7.8/1032 votes
My Friend's Little Sister Only Gets an Apology from Me
Season 1 Episode 10 - Aired 12/6/2025
Akiteru must clear the air with Iroha to keep 05th Floor Alliance running smoothly.
Director: Unknown
Writer: Unknown
7.7/1078 votes
The Cousin I Haven't Seen in Years Is Cold to Me
Season 1 Episode 2 - Aired 10/11/2025
Now that Mashiro has moved to his school, can Akiteru manage to make her open up to him?
Director: Unknown
Writer: Unknown
7.7/1059 votes
My Friend's Little Sister Might Be a Delinquent
Season 1 Episode 4 - Aired 10/25/2025
Akiteru and Iroha recall how they first met.
Director: Unknown
Writer: Unknown