He wrote screenplay and dialogues for Parivartan, Bhalai, Mangalfera, Nanandbhojai, Gorakhdhandha, Lagnmandap etc.

On Silver Jubilee of Chitralekha, his novel Dr. Roshanlal was adapted into a Gujarati play, Him Angara.

[4] On 9 June 1993, spiritual leader Morari Bapu inaugurated Vaju Kotak Marg in Rajkot.

On 7 September 2002, Takhteshwar Temple road in Bhavnagar was named as Vaju Kotak Marg.

On 20 April 2011, the Indian Postal Department issued a postage stamp on the Chitralekha magazine depicting the image of Vaju Kotak.