Nasaqalau was also home to the first settlers on the chiefly island who were led by the Tui Lakeba as he continued his search for new land from Wainikeli in Taveuni.
[1] One clan in Nasaqalau, whose ancestors came from Wainikeli on the island of Taveuni, is famous for its ability to call sharks from the sea.
An annual ceremony, led by a bete (Fijian traditional priest) is performed every October or November.
[2] The last successful shark calling ritual was performed in 1948 by Adi Mere Latu Tuilakeba of the Dreketi clan.
A third cave, Koro ni Vono, was used as a place of confinement for tuberculosis patients who remained there till their demise, in a desperate bid to minimise the rapid, widespread infection to the rest of the community.