[1] Kunju started his political career as a member of Indian National Congress.
During his term, he was the whip of the parliamentary party of All Travancore Joint political Congress.
He was later elected to the Travancore-Cochin Legislative Assembly in 1954, and during his term he was the minister for labour, medical and local bodies.
He had earlier experience of conducting lotteries as chairman of Kayamkulam MSM Trust.
The first prize of the lottery held in July 1967 to raise funds for MSM College was 20,000 rupees or a Hindustan Ambassador car.