Prior to the appointment at Toungoo by King Minkhaung I of Ava, Thinkhaya was governor of Sagu.
[3] His title at Sagu was Thiri Zeya Kyawhtin, and he was already governor by 1408.
[4][5][6] Chronicles do not say when he was appointed to the Sagu post but the previous governor of Sagu, Theinkhathu II, was still alive in 1402.
[7][8] He died in 1415, and was succeeded by his son Thinkhaya II.
[3] He was married to Min Shwe Pan, a granddaughter of King Swa Saw Ke of Ava and great granddaughter of King Kyawswa I of Pinya.