 He authored "Rao Bahadur Singaram", "Bandanallur Bama", "Ponnivanathu Poonguyil", "Miss Radha", and "Manju Virattu" (a collection of short stories).Subbu has written several novels using the pen name of Kalaimani and penned "Gandhi Mahan Kathai" narrating the life of Mahatma Gandhi in folklore form.He wrote about 120 radio plays for All India Radio.