Japanese producer John, born on 12 March 1995 in Tokyo, began experimenting with
guitar and piano in childhood and later composed using DTM software. His first
Vocaloid release, "Inferiority", appeared on Niconico and YouTube in April 2019,
marking the start of his career as a producer. In September 2020 he launched the
solo project TOOBOE, producing both his own vocal tracks and songs for other
artists. The single "Shinzō" in April 2022, released through Mastersix
Foundation, achieved significant streaming numbers and led to a major debut.
That same year, "Jōzai" was featured in...