 7-4c.Mere Tuisalalo's younger sister Laisa Kaukiono had issue with the Turaga na Tui Kaba na Vunivalu Ratu Edward Tuivanuavou Tugi Cakobau (fondly known as Ratu Tui) and their child was Ratu Tui's eldest child and son Ratu Viliame Dreunimisimisi of Bau.The father of Ratu Sir Edward Tuivanuavou Tugi Cakobau (1908–1973) was the King of Tonga and his mother was Ratu Seru Epenisa Cakobau's granddaughter Adi Litia Cakobau.