[1] After winning an electric organ competition at the age of ten, Matsunaga took lessons from Tadao Kitano, who also taught Makoto Ozone.
[1] Matsunaga played his first concert as a professional when he was 15, appeared on television in 2002, then signed with Toshiba-EMI and released his first album the following year.
[2] In 2012, he recorded for the anime Kids on the Slope, which narrates the story of two teenagers playing jazz, one piano the other drums.
"Matsunaga has a busy, almost frenetic, bop-based playing style, with dense clusters of notes and a profusion of riffs and melodic ideas.
"[1] A reviewer for The New York Times commented that Matsunaga composes in "various stylistic idioms, including Latin-tinged numbers [...] gentle ballads [...] and swinging tours de force".