Born in 1978, Chiba-ken, Japan.
In May, 2001, Ryunosuke released his debut solo album 'KARUTA' on Victor Entertainment. The album was produced by PANTA, the leader of the Japanese punk rock band The Brain Police.
In October, 2005, he started his own label UNBALANCE and released 'RYUNOSUKE NO UTA', which was produced by himself.
The musicians that played on the album were called the Unbalance Circus Orchestra, a sextet consisting of a guitarist, violinist, cellist, bassist, pianist and a percussionist. Ryunosuke himself plays the guitar.
He performs his concerts in various styles, such as solo, a duet with an electric guitarist, a trio with a bassist and a pianist, and so on.