Sēmisi Fetokai Potauaine works as a multi-media artist across a number of disciplines, notably architecture, sculpture, tattooing, painting, weaving and computer graphic design. Sēmisi was born, raised and trained in the old culture in Tonga and educated in Aotearoa New Zealand and abroad, in art and architecture. His practice, lectures and research concentrate on ta-va (time and space); culture and language; theory and practice; and art and literature, amongst others. He has co-authored books and book chapters, published book chapters and journal articles, and is the principal illustrator of a new Pacific children's book series.
In 2017, he was commissioned to create MANUĒSINA (White bird/White angel) for Sculpture on the Gulf at Waiheke Island. In 2012 he was commissioned by the Tongan Ministry of Tourism with the production of two eight-metre high steel sculptures, Tunavakamea & Hinavakamea, for the waterfront of Nuku`alofa. In 2009 Sēmisi was awarded the Commonwealth International Connections Art Residency, where he produced a number of works ranging from graphic art to steel and wood at Cambridge University, United Kingdom.