1200 hymns were originally sung by GRmusic, who was born in 199 1 and was an active male singer in Niconico animation. AftertheRain, a member of the band, sang two lessons in the early days, and now he mainly sings high-pitched lessons. The treble is always shocking, it can make a lovely Lori sound, but the bass is also very handsome. The album is mainly composed of original songs.