Tamil playback singer Krishnaraj Ramasamy passed away in Chennai at the age of 75. Known for lending his voice to more than 300 Tamil film songs, Krishnaraj was closely associated with music composer Deva, who passed away five days earlier. Krishnaraj was also known for his award-winning song 'Thanjavooru Mannu Eduthu' from the 1997 film 'Porkkaalam'.