Debuting with the band Diary in 1977, he joined the group Pal in 1979 and had a solo debut in 1987, performing the song "Anime ja Nai" for the 1986 anime Mobile Suit Gundam ZZ.
[1] Arai was born on March 25, 1958, in Matsudo, Chiba Prefecture, Japan.
While doing band activities in 1976, he was scouting and made his debut as a professional shortly after graduating from Nihon University First High School.
[4] After that, he continued his musical career, including providing songs for Kiyoshi Maekawa.
In 2015, he formed the band ST4 with Isao Taira and MIQ, holding shows in various places including nursing homes.