is a Japanese actor and singer. He is known internationally for his starring roles in the film horror films Audition (1999), Suicide Club (2001), The Grudge (2004) and its sequel The Grudge 2 (2006). He is also the lead singer of the Japanese rock band ARB.
Ishibashi was born in Kurume, Fukuoka Prefecture, Japan. He started his own band called the ARB (Alexander Ragtime Band) in 1977. The band made their debut in 1978, and made over a dozen albums until they broke up in 1990. Ishibashi has subsequently resumed his musical activity and re-formed ARB with an album, Real Life in 1998.
In 1986, Ishibashi made his movie debut in the film A Homansu, directed by Yusaku Matsuda, in which ARB's 13th single "After 45" was used as its theme song. Ryo Ishibashi has been concentrating on his acting career, and has appeared in several movies outside his native country.
He won the award for Best Actor at the 11th Yokohama Film Festival for A Sign Days and at the 5th Japan Film Professional Awards he took the Best Actor award for his role as a yakuza hitman in Another Lonely Hitman.
Ishibashi has been married to Mieko Harada since 1987 and has three children, including actress Shizuka Ishibashi