Meanwhile, he joined Neil Morayes' play Hamuda Baena and then in Burman Lyle's film Valampuri as a child artist.
He was chosen for the lead role in Valampuri but was not allowed to leave the house by parents due to term test examinations.
Later, he brought number of literary works for the creation of the teledramas[5] including Avindu Andura (1993) and Nirannadaya (1994) by Prof. Sarath Wijesuriya, Wana Wadule Wasanthaya (1995) by Piyasena Kahandagamage, Beddde Gedara (1996) and Ambu Daruwo (2001) by Jayasena Jayakodige, Hiru Awarata Ya Nomadi (1998) by Swarnalatha Kiriwattuduwa's book "Swarna Thisaravi", Katu Imbula(2005) by Sarath Dharmasiri, Karuwala Gedara (2008) by Martin Wickramasinghe, Swayanjatha (2008) by Samaraweera Wijesinghe and Girikula (2008) by Shanthi Dissanayake.
[10] During the shooting of Uthuwankande Saradiel the technical crew reached a rocky hill at Devanagala in Mawanella, which is more than five hundred feet high and heated by the sun.
For the shooting of the teledrama Girikula, he selected areas like Anuradhapura and Nawagattegama which are inhabited by elephants and had difficult scenes where there is not even a drop of drinking water.
Girikula had to bear the high cost of production and also holds the record for the highest paid teledrama for airing in Sri Lanka.
[8] He made his maiden cinema direction Sudu Kaluwara which is also based on N. T. Karunatilake's novel "Ulugedara Arachchi".
[11] Rohana recreated four short stories by Martin Wickramasinghe as a teledrama Vikumsiha Kathandara which became a success.
[5] In addition, Rohana was awarded the "Swarna Pusthaka" Special Award for being the creator of the largest number of literary works through audio-visual media and for his outstanding service to nurturing literature by contributing the largest number of literary works to the subject of teledramas.
[9][2] In 1993, Rohana formed the Telenis organization to advocated for the pride of art and artists in Sri Lanka.
Apart from that, he did a number of documentary television productions including: Arunalokaya, Dekona Vilakkuwa, Batu Kurullo, Maga Manawakayo, Thirasara Purawara, Sagara Soyuro, Ariya Siritha, Apa Jaya Bala, Maha Gangakata Athu Ganga, Samudura Pawura, Heta Lowata Hiru Paya, Sagara Ranahanda, Denuwara Randama, Piyageta Pela, Ape Urumaya and Tissa Lakuna.