Sergey Kuvaev was born in Moscow, Russia. When he was a college student, he had a great interest in Japanese culture. He started to learn Japanese language and at the age of 25 he moved to Japan. He came to Japan to work as a journalist, but also got success in acting and modeling. Because of his passion in acting and close to native Japanese language ability, he played many roles which required to speak not just English or Russian, but also Japanese lines.