Title: Boy's Evolution Theory Plus Vol. 2 (Shojo Manga), Author: Toshiki Kusanagi
Title: Credo - Faith Declaration: Artbook, Author: Toshiki Kusanagi
Title: Boy's Evolution Theory Plus Vol. 3 (Shojo Manga), Author: Toshiki Kusanagi
Title: Boy's Evolution Theory Plus Vol. 1 (Shojo Manga), Author: Toshiki Kusanagi
Title: Boy Evolution (Shojo Manga), Author: Toshiki Kusanagi