The official website for the forthcoming two anime film adaptations of Yomoji Otono’s sci-fi romance novels, Boku ga Aihsita Subete no Kimi he (To all of you that I loved) and Kimi wo Aishita Hitori no Boku he (To the only one who loved you, me), has posted a 30-second new teaser trailer to introduce the voice of their male protagonist, Koyomi, played by fashion model/actor Hio Miyazawa (Amane Murasame in the Kakegurui live-action series).
He voices both the high school student protagonist Koyomi Takasaki in Boku ga Aihsita Subete no Kimi he and the elementary school student protagonist Koyomi Hidaka in Kimi wo Aishita Hitori no Boku he.
It was also announced that actress Ai Hashimoto (Satomi Murano in the Parasyte live-action films) is cast as Kazune Takigawa, the heroine of Boku ga Aihsita Subete no Kimi he, while Aju Makita (Kanna Hayama in Child of Kamiari Month) plays Shiori Sato, the heroine of Kimi wo Aishita Hitori no Boku he.