Matsuoka joined the pop/rock band Tokio as a drummer in 1990, although the band did not debut until 1994. Along with other Tokio members, he was a background dancer for idol bands such as Hikaru Genji.
As an actor
Matsuoka has had parts in over 20 dramas. His first lead role was in Psychometrer Eiji, a 1997 mystery science fiction drama. In 2008 he starred a comedy series Yasuko to Kenji, based on a comical manga by artist Aruko.
Endorsements
Matsuoka has endorsed many various brands with the band Tokio and by himself. With Tokio, he has endorsed among others Microsoft's Xbox 360 and Eneos, a brand for Nippon Oil.
^"Masahiro Matsuoka - Behind The Voice Actors". behindthevoiceactors.com. Retrieved 2021-02-14. Check mark indicates role has been confirmed using screenshots of closing credits and other reliable sources.