Naosara was a son of the High Chief Lutunasobasoba, who is also known as Kubunavanua[1] and was a brother of Degei II.
[2][3] Naosara's mother was High Chiefess Miranalesakula, whose parents are not known.
A brother of Naosara was Chief Daunisai, and he also had a stepmother and at least one sister.
[5] They eventually had two sons, Buivaroro and Kalouyalewa, who upon reaching adulthood removed themselves to Lakeba.
[7] Grandsons of Naosara were Chiefs Qoma,[8] Delaivugalei, and Tongatapu.