Kimi to Boku to Sekai no Hotori Phase 1 Futaribocchi Christmas - EP by Kamikawa Eiji (CV: Yuki Ono)

Hatsukoi Contrast (Instrumental) - Song by 上川詠司(CV:小野友樹)&小久保冬也(CV:八代拓) - Apple Music

Kimi to Boku to Sekai no Hotori Phase 1 Futaribocchi Christmas - EP - Album by 上川詠司(CV:小野友樹)&小久保冬也(CV:八代拓) - Apple Music