Arunraja Kamaraj was acknowledged as a lyricist before being acknowledged as a director. The song 'Nerupuda' from the film 'Kabali' in the lyrics of Arunraja Kamaraj is one in the collection of Super Star's hit songs. He received IIFA Utsavam award for this song for the best lyrics.
After that song, his 'Kutty Story' from the movie 'Master' turned out to be a very trending song for its memorable lyrics. People could easily connect to the song as it corresponded to the contemporary mindset of the mass.
Arun Raja has written a song for the film 'Kombu Vacha Singamda' starring Sasikumar and Madonna Sebastian, directed by S.R.Prabhakaran. The song is titled 'Pesadha Mozhiyae'. It is announced that the single track of the song will be released on 28 February 2020.