King's Proposal: Acclaimed Light Novel 'Ousama no Propose' Announces Anime Adaptation

Anime enthusiasts are responding to the official announcement of an anime adaptation for the light novel series, Ousama no Propose, also known as King's Proposal. The announcement was made on October 25, 2025, during the 'Fantasia Bunko Hōsōkyoku Aki no Dai Kanshasai' livestream event. This development is a milestone for the series, which has cultivated a dedicated fanbase interested in seeing its world and characters adapted to animation.

Authored by Kōshi Tachibana and illustrated by Tsunako, Ousama no Propose features a narrative that combines high fantasy, adventure, and romance. The story centers on Saika Kuozaki, a powerful mage who serves as a defense against 'annihilation factors.' The series explores themes of intrigue, magical abilities, and interpersonal relationships as Saika undertakes a challenging journey to protect the world from various threats.

The light novel series debuted on September 18, 2021, under Fujimi Shobo's Fujimi Fantasia Bunko imprint. As of August 2025, it has reached its eighth volume. A web manga adaptation, illustrated by Nemo Kurio, began serialization on Square Enix's Gangan Online in February 2023. Yen Press has licensed the light novels for Western audiences, with the first volume released in November 2022.

The anime adaptation represents a new phase for Ousama no Propose, expanding its reach to a wider audience. Further information regarding the production studio, staff, and release schedule is anticipated. The adaptation is expected to bring Saika Kuozaki's world, characterized by battles and personal interactions, to the screen.