Who is a songwriter and musician as well as lead singer, Minoru Niihara or Robert Plant?
Robert Plant Robert Anthony Plant, {'1': ", '2': ", '3': ", '4': "} (born 20 August 1948) is an English singer, songwriter, and musician, best known as the lead singer and lyricist of the rock band Led Zeppelin.
Eru (singer) Jo Sung-hyun (born July 5, 1983) better known as by his stage name Eru, is an American singer, musician, and composer based in South Korea.