Terao was born in Yokohama (Kanagawa prefecture) in Japan, son of the actor and film director Jūkichi Uno.

[1] In 1966, he debuted as a bassist of a group sounds band called The Savage (ザ・サベージ).

[1] As a singer, Terao is known mostly for the 1981 hit song Ruby no Yubiwa (ルビーの指環) and the album it was part of named Reflections (リフレクションズ), which sold 1.6 million copies in Japan.

[4][5][6] As an actor, he debuted in The Sands of Kurobe, a film directed by Kei Kumai in 1968.

He has worked with director Takashi Koizumi in After the Rain and The Professor's Beloved Equation.