created his first piece of public art, Yakshi , at Malampuzha in 1969
He was the Chairman of the Kerala Lalithakala Akademi in 1978 and 2001 and was a member of the Central Lalit Kala Akademi, New Delhi.
Kanayi created the Fertility and Moorthi sculptures on the FACT premises at Ambalamedu, under the direction of M.K.K. Nair, General Manager and Managing Director of the company, in 1971
In 1973, he created Mukkola Perumal in front of the Greater Cochin Development Authority headquarters in Ernakulam.
Among his major works are the large-size Shangu , Madanthara , Amma , Embrace , Embryo , Sunset , Lotus , Infinity and Nandi created in the Veli tourism village in Thiruvanathapuram in 1986
His Sagarakanyaka (1992) and relaxation sculpture (1995) on the Shangumughom beach in Thiruvanathapuram are major attraction