MAY'S brings a mini-album to commemorate the 15th anniversary of their career. This edition includes a bonus DVD with three collaborative music videos with a mobile app "CHEERZ," excerpts from "MAY'S X'mas Special Live SING SING SING!!!" held on December 22, 2016 at Ebisu Garden Room, and a music video for "Kaze no Uta wo Kikinagara."