Iyanarithanar is the author of the book Puraporul Venpamalai. He appeared in the tradition of the Chera kings. Although he is of Chera tradition, he has done his book in general for the Tamil Vander trio. Iyanarithan means teacher who solves doubts. Although he is a vegetarian, he also sings Tirumala . He is well versed in Tamil texts. Who is well versed in the Twelve Foils which are said to have been made by the Twelve, such as the Tolkappiyar.