Tuhia he tomokanga mō tēnei wāhanga - I te Pakanga Tuarua o te Ao, i whakangaromia katoatia te tauranga e ngā Tiamana i te tau 1944 i a rātou e hoki atu ana. I tīmata te whakahoutanga i te tau 1950, ā, i tīmata te hanganga mo tētahi tauranga nui e whā tau i muri mai. I oti te wāhanga tuatahi i te tau 1965. Ko te wāhanga tuarua e whai ana i roto i tana mahere i te huringa ā-tau o te cca 5 miriona taranata o te utanga i tata oti, ka patua te ru kino i roto i 1979
, te whakangaromanga o neke atu i te haurua o ona whare tauranga hou.