[Machine Translation] This is the double A-side major debut single from COOLON, a HIP HOP unit consisting of 2 MCs and 2 singers. Days" was produced by YANAGIMAN, who has worked on almost all of Kekkeishi's songs, and "KAGEROU" was produced by YANAGIMAN, who arranged Kekkeishi's "Sakura" and produced by NAOKI-T. A supernova of fun and tasteful HIP HOP!