 He asked his uncle, Tumenggung Sri Mangana (Cakrabuana) to establish Islamic school in Caruban or Carbon.After his resignation in 1479 AD, Cakrabuana was succeeded by his nephew, Sharif Hidayatullah (1448-1568), the son of Nyai Rara Santang and Sharif Abdullah of Egypt.He married his cousin, Nyi Mas Pakungwati daughter of Cakrabuana and Nyai Mas Endang Geulis.