Coldrain are a Japanese rock band from Nagoya, Japan, who were formed in 2007. The band combines melodic singing with screams typical of the post-hardcore and metalcore genres. Although the band is Japanese, all of their songs are written in English. Since its formation in 2007, the band retained the same lineup with no member changes. The lineup consists of lead vocalist Masato Hayakawa, guitarists Ryo Yokochi (Y.K.C.) and Kazuya Sugiyama (Sugi), bassist Ryo Shimizu (RxYxO) and drummer Katsuma Minatani. Hayakawa has a Japanese father and an American mother and speaks both Japanese and English fluently.