Giant Ojō-sama Adds Rina Kawaguchi as Stella and Risa Imayanagi as Madoka Ito
The adaptation of Nikumura Q’s manga premieres in January 2027 at Tatsunoko Production.

Rina Kawaguchi will voice Stella, while Risa Imayanagi plays Madoka Ito in Giant Ojō-sama. Character trailers introduce both giant girls ahead of the anime’s January 2027 premiere.
The Giant Ojō-sama (Giant Young Lady) anime announced Friday that Rina Kawaguchi will voice Stella, another giant girl. The television anime’s official X/Twitter account also shared her character trailer.
The account revealed last week that Risa Imayanagi will play Madoka Ito. A member of the “Secret Service,” Madoka also becomes a giant girl and received a character trailer.
The anime premieres in January 2027. Its official website lists the main cast:
- Yū Serizawa as Oriko Fujido
- Junya Enoki as Dr. Sebastian
Hiroshi Ikehata (WITCH WATCH) directs the anime at Tatsunoko Production, with Katsuya Oshima serving as assistant director.
Hajime Mitsuda (Food for the Soul / Hibi wa Sugiredo Meshi Umashi) handles character design and serves as chief animation director. Yū Satō (Azur Lane: Slow Ahead! / Azur Lane: Bisoku Zenshin!) oversees series composition and writes the script.
The music composers are:
- Yūsuke Shirato (Rumble Garanndoll / Gyakuten Sekai no Denchi Shōjo)
- Kijibato
- Aira (Dream Monster)
Additional staff include:
- Art design: Takashi Hiruma
- Art director: Akira Itō (StudioARA)
- Color setting: Misako Akama
- Photography: Masashi Kamiki (Studio Myu), Yōhei Konishi (Studio Twinkle)
- Editing: Akinori Mishima
- Animation producer: Miki Kaneko
The story follows Oriko Fujidō, the scion of an ultra-wealthy family who grows to gigantic proportions. She received an entire town for her fourth birthday.
When a giant invader attacks the town, her butler Sebastian gives her a drink that turns her into a giant. She tries to protect her town, but risks destroying it herself and throwing its residents’ lives into chaos.
Nikumura Q began serializing the manga on Shogakukan’s Sunday Webry service in July 2020. Shogakukan published its 13th compiled volume on September 11.
The manga earned a best web manga nomination at the eighth Next Manga Awards (Tsugi ni Kuru Manga Taishō) in 2022. It placed #5 in AnimeJapan’s sixth “Most Wanted Anime Adaptation” poll the following year.
Sources: Giant Ojō-sama anime's X/Twitter account via ANN







