(Research):Roko Viliame Vuetasu, born about 1820, Heir to the Tui Nayau title 1833/1857; he was instrumental in strengthening the hold of Christianity in Lakeba, and thereafter the rest of Lau; married (amongst others), Adi Malolo, and had issue, the Matailakeba branch of the Vuanirewa clan. He drowned in 1857 http://members.iinet.net.au/~royalty/states/fiji/nayau.html