yamitsuki feat. upsilon GALS - The long-awaited 3rd release! Pop, cute, and full of energy! The ultimate and supreme love song is here! yamitsuki : A creative unit consisting of YouTuber Akecharu and composer Zero. upsilon GALS : A popular YouTuber group made up of four members: Kappa-chan, CONOMI, Soruto Sato, and LiLi.