yamitsuki's milestone 10th single! At last, the long-awaited Christmas song is here! Featuring a special collaboration with Kappa-chan, their first since "Dancing with Twilight." This enchanting track delivers a heartwarming melody to brighten winter nights, the perfect Christmas gift for all. yamitsuki : A creative unit consisting of YouTuber Akecharu and composer Zero. Kappa-chan : A member of the popular YouTuber group PKA.