On February 11, 2018, during the "Yaoyorozu Status Update Talk Event" at the Shinjuku Alta Theater in Tokyo, it was announced that the project would be an adaptation of the Kemurikusa, and would be directed by Tatsuki and animated by Yaoyorozu.
Pada tanggal 11 Februari 2018, pada acara "Yaoyorozu Status Update Talk Event" di Shinjuku Alta Theater di Tokyo, telah diumumkan bahwa proyek tersebut merupakan adaptasi dari Kemurikusa, dan akan disutradarai oleh Tatsuki serta dianimasikan oleh Yaoyorozu.