TV / Fall 2025
Tomodachi no Imouto ga Ore ni dake Uzai
The story
Synopsis
Akiteru Ooboshi runs a small apartment based game development circle and values efficiency above all else. When his team's hit title attracts attention from a larger company, he accepts an unusual condition: publicly posing as his cousin Mashiro's boyfriend to secure a partnership. Meanwhile, Iroha Kohinata, the mischievous younger sister of his closest col…
Characters
Meet the featured characters and Japanese voice actors tied to Tomodachi no Imouto ga Ore ni dake Uzai before opening the full characters page.
Kohinata, Iroha
Main | Japanese VA: Inoue, Kikuko
Tsukinomori, Mashiro
Main | Japanese VA: Kusunoki, Tomori
Kageishi, Sumire
Supporting | Japanese VA: Hanazawa, Kana
Ooboshi, Akiteru
Main | Japanese VA: Ishiya, Haruki
Otoi
Supporting | Japanese VA: Tadokoro, Azusa
Kohinata, Ozuma
Supporting | Japanese VA: Saitou, Souma
Relations
Browse the key sequel, prequel, and side-story entries linked to Tomodachi no Imouto ga Ore ni dake Uzai before opening the full watch-order flow.
Staff
Meet the people behind Tomodachi no Imouto ga Ore ni dake Uzai.
Koga, Kazuomi
Director
Mikawa, Ghost
Original Creator
Machida, Touko
Script, Series Composition
Asanuma, Koutarou
Producer
Nagase, Natsuko
Producer
Nakagawa, Eimi
Producer
Latest Episodes
Recent episodes from Tomodachi no Imouto ga Ore ni dake Uzai.
Episode 12: My Friend's Little Sister Really Does Have It in for Me
Aired Dec 21, 2025
Episode 11: We are strong in the drama club's special training
Aired Dec 13, 2025
Episode 10: My Friend's Little Sister Only Gets an Apology from Me
Aired Dec 7, 2025
Episode 9: My Fake Girlfriend Gets Tough When I Respond to Her Confession
Aired Nov 30, 2025
Episode 8: Everyone I Know Is Being Weird With Me
Aired Nov 23, 2025
Episode 7: The Girl Who Confessed to Me Is Cold to Me in Reality
Aired Nov 16, 2025