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You and I Are Polar Opposites Anime Casts Kokoro Ōmori, Tomori Kusunoki

The staff for the television anime of Kōcha Agasawa's romantic comedy manga You and I Are Polar Opposites (Seihantaina Kimi to Boku) announced two more cast members on Friday. The two cast members are:

Kokoro Ōmori as Nishi, a quiet and reserved girl from the class next to Suzuki and Tani who actually laughs at just about everything. She's extremely shy and bad at talking to classmates other than Honda. One of her main worries is always being a beat behind in conversations.

Tomori Kusunoki as Honda, a girl from the same class as Nishi, with a dry, no-nonsense personality. She's logical and values efficiency in everything.She's close friends with Nishi and the only person Nishi communicates with normally.

Anji Iwata as Yamada

Miyuri Shimabukuro as Azuma

Wataru Katō as Taira

The anime will premiere in January 2026. Crunchyroll will stream the series as it airs.

Takakazu Nagatomo is directing the anime at Lapin Track. Teruko Utsumi (Sarazanmai) is writing the scripts and is also serving as animation producer. Mako Miyako is designing the characters. Naho Kozono (Golden Kamuy) is the sub-character designer, and is also the chief animation director, along with Sayuri Sakimoto (Orient). The musician tofubeats is composing the music.

Chieko Nakamura (Saint Cecilia and Pastor Lawrence) is directing the art. Tomoyuki Shiokawa (The Promised Neverland) is the compositing director of photography. Yuki Akimoto (SHOSHIMIN: How to become Ordinary) is the color key artist. Yuushi Koshida (My Happy Marriage) is serving as 3D director. Masayuki Kurosawa (Cardfight!! Vanguard Divinez) is editing. Wataru Osakabe (Pompo: The Cinéphile) is handling 2D design. SHOCHIKU anime is overseeing the production.

MANGA Plus published the series in English and describes the story:

Suzuki, an energetic girl who can't help but follow the crowd, finds herself drawn to Tani, a quiet boy who can easily speak his mind. Enter: the serialization of a hit one-shot! A story for anyone who wants to enjoy love! This down-to-earth, relatable rom-com is ready to pull at your heartstrings!

Agasawa launched the manga on Shueisha's Shonen Jump+ platform in May 2022. The manga originally launched as a one-shot on the website in January 2021. The manga ended in November 2024. Shueisha shipped the eighth and final compiled book volume on March 4.

Viz Media also publishes the series in English.

The series has over 1.45 million copies in circulation (including digital copies). The manga ranked #3 in the 16th Manga Taisho Awards in 2023, and #7 in the 17th Manga Taisho Awards in 2024.

Sources: Press release, You and I Are Polar Opposites anime's website, Comic Natalie