A manga adaptation of the second novel began serialization in Kodansha's Evening magazine in August 2020, before being transferred to the Comic Days website in November 2021.

An anime television series adaptation of the first three novels produced by Pierrot aired from April to September 2024.

A manga adaptation of the first novel, Karasu ni Hitoe wa Niawanai (烏に単は似合わない, "Ravens Shouldn't Wear Kimono"), illustrated by Natsumi Matsuzaki, was serialized on Kodansha's Comic Days manga website from June 23, 2018 to April 11, 2020, and collected into four volumes.

[19] A manga adaptation of the second novel, Karasu wa Aruji o Erabanai (烏は主を選ばない, "The Raven Does Not Choose Its Master"), also illustrated by Matsuzaki, began serialization in Kodansha's Evening manga magazine on August 25, 2020.

It was produced by Pierrot and directed by Yoshiaki Kyōgoku, with Yukiko Yamamuro overseeing series scripts, Takumo Norita designing the characters, and Eishi Segawa composing the music.