Cast of My Friend’s Little Sister is Annoying Only to Me TV Series (2025) — 5 Cast Members

Browse the full cast of My Friend’s Little Sister is Annoying Only to Me TV Series (2025). See all cast members, actors, actresses, characters, directors and creators appearing in the production.

Haruki Ishiya

Akiteru Oboshi (voice)

33 years during filming

Sayumi Suzushiro

Iroha Kohinata (voice)

27 years during filming

Tomori Kusunoki

Mashiro Tsukinomori (voice)

25 years during filming

Soma Saito

Ozuma Kohinata (voice)

34 years during filming

Kana Hanazawa

Sumire Kageishi (voice)

36 years during filming

Frequently Asked Questions

Who is in the cast of My Friend’s Little Sister is Annoying Only to Me?

The cast of My Friend’s Little Sister is Annoying Only to Me (2025) includes Haruki Ishiya, Sayumi Suzushiro, Tomori Kusunoki, Soma Saito, Kana Hanazawa and other credited cast members. Browse the complete cast list above to see all actors, actresses and character roles appearing in the TV series.

Who are the main cast members of My Friend’s Little Sister is Annoying Only to Me (2025)?

The main cast members of My Friend’s Little Sister is Annoying Only to Me (2025) include Haruki Ishiya, Sayumi Suzushiro, Tomori Kusunoki, Soma Saito, Kana Hanazawa. These performers appear in leading and major supporting roles throughout the production.

Who plays Akiteru Oboshi (voice) in My Friend’s Little Sister is Annoying Only to Me (2025)?

Haruki Ishiya plays Akiteru Oboshi (voice) in My Friend’s Little Sister is Annoying Only to Me (2025).

Who plays Iroha Kohinata (voice) in My Friend’s Little Sister is Annoying Only to Me (2025)?

Sayumi Suzushiro plays Iroha Kohinata (voice) in My Friend’s Little Sister is Annoying Only to Me.

My Friend’s Little Sister is Annoying Only to Me (2025 – ...)