Tupou VI sons. As such he was until his accession to the throne known as Tupoutoʻa Lavaka. His elder son, Siaosi, (George) is to be addressed by the prestigious title of ʻUlukālala of Fangatongo, while his second son, Viliami, (William) was bestowed with ʻAta of Hihifo. King Tupou VI and Queen Nanasipau’u were crowned in a ceremony conducted at Centenary Church in Nuku'alofa on 4 July 2015 by Reverend D'Arcy Wood, a retired Uniting Church in Australia minister who was born in Tonga. He was assisted by Reverend Dr. ‘Ahio and Reverend Dr. Tevita Havea, the president and the secretary general of
Tongan paʻanga same approximate size as earlier dated coins. In 2011, commercial demand for 20 and 50 seniti prompted these denominations to be issued featuring the effigy of Tupou IV posthumous, who had died in 2006. A new obverse design for George Tupou V had not yet been made or selected at this time, possibly due to increased health concerns regarding the latter monarch, who died in March 2012. For a brief period, some of the higher denomination coinage from the 1967-1968 series was "countermarked" with commemoration stamps that were added to the coin after being struck. The most distinct of these