Saijo no Osewa TV Anime Sets July 2026 Premiere, Reveals Main Cast and Staff

The TV anime adaptation of Saijo no Osewa has locked in its premiere date, confirming a July 2026 broadcast window. The official announcement also revealed the main voice cast and key production staff details for the upcoming series.

Yuuto Uemura is set to voice Itsuki Tomonari, the high school student tasked with secretly caring for the female lead. Konomi Kohara will voice Hinako Konohana, the sheltered heiress who relies completely on Itsuki.

Animation production is being handled by Brain's Base. Shuusei Morishita, known for his work on School Babysitters, is directing the series.

Series scripts are being written by Aya Yoshinaga, who has credits including Welcome to Japan, Ms. Elf! Character designs fall to Hisashi Kawashima, coming off his work on Salaryman ga Isekai ni Ittara Shitennou ni Natta Hanashi.

Takeshi Takadera is managing sound direction, while Natsumi Tabuchi, Hanae Nakamura, and Mayo Kurihara are composing the music.

The series is confirmed for the summer slot and will air on Mainichi Broadcasting System (MBS). Readers can find the teaser promotional video and further updates on the official X account, @saijonoosewa_pr.

This adaptation is based on the light novels by Yuusaku Sakaishi, with illustrations provided by Sakura Miwabe.

The core plot centers on Itsuki managing Hinako’s facade as the "perfect lady" at their elite school. This arrangement begins after a mix-up involving a kidnapping situation leaves the heiress, whose glamorous public image masks a complete lack of life skills, entirely dependent on Itsuki.