‘Saijo no Osewa’ Announces Additional Cast Pair

by Awais

The official website for the television anime adaptation of Yuusaku Sakaishi’s Saijo no Osewa: Takane no Hanadarake na Meimonkou de, Gakuin Ichi no Ojousama Seikatsu Nouryoku Kaimu wo Kagenagara Osewa suru Koto ni Narimashita (Rich Girl Caretaker: I’m Secretly the Caregiver of the Most Popular Girl in This Rich Kid School) light novel unveiled a pair of additional casts and the key visual (pictured) on Monday. The anime series is scheduled to premiere in July 2026

Voice actresses Saori Oonishi (Kawaii dake ja Nai Shikimori-san) and Rio Tsuchiya (Kaoru Hana wa Rin to Saku) are joining the cast as Mirei Tennouji and Narika Miyakojima, respectively.

Shuusei Morishita (Gakuen Babysitters) is directing the anime at Brain’s Base, with Aya Yoshinaga (Nihon e Youkoso Elf-san.) handling the series composition. Hisashi Kawashima (Salaryman ga Isekai ni Ittara Shitennou ni Natta Hanashi) is designing the characters. Natsumi Tabuchi (5-toubun no Hanayome), Mayo Kurihara (Hell Mode), and Hanae Nakamura (Otome Game no Hametsu Flag shika Nai Akuyaku Reijou ni Tensei shiteshimatta…) are composing the music.

Sakaishi began penning the romantic comedy novel on the Shousetsuka ni Narou website in April 2020. Hobby Japan began publishing the series under its HJ Bunko Imprint in May 2021, featuring illustrations by Sakura Miwabe. The 11th volume shipped in October 2025.

Sorahiko Mizushima began drawing a manga adaptation on Hobby Japan’s Comic Fire website in July 2021. The fifth volume went on sale in December 2025.

Monogatari Novels licensed the light novel in English and released the first three volumes on March 3.

Source: animate Times

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