Frank Nagai in 1957.
Frank Nagai (フランク 永井; March 18, 1932 – October 27, 2008) was a Japanese singer. Known for his attractive baritone voice. His real name was Kiyoto Nagai (永井 清人 Nagai Kiyoto).
Image at vinyl record for Yūrakuchō de Aimashō (1957) featuring Frank Nagai.