[6] Shortly after his accession, Chandradwip's Portuguese military commander, João Geri, launched a rebellion with 10,000 soldiers.
[7] Kirtinarayan rallied the supporting remnants of the army and a three-day battle occurred between the two forces in Ballabhpur.
[12] Kirtinarayan also contributed to the development of education in the Bakla region by establishing schools in Madhabpasha, Guthia, Hosenpur, Narayanpur, Khalisakotha, Shikarpur, Nalchira, Gaila and other areas.
[12] Despite Kirtinarayan's contributions to Chandradwip's military and educational facilities,[13] his reformations to Hindu dietary customs caused backlash.
Kirtinarayan was invited by the Governor of Bengal Shaista Khan to his court in Jahangir Nagar (Old Dhaka) to discuss the war against the Magh-Portuguese pirates.