I te Pakanga Tuatahi o te Ao, i haere tahi a "Saga" me te kaipuke nui o Hapanihi ki te rohe o Shandong, Haina i te whakapae o Tsingtao
(25 Mahuru-16 Whiringa-a-rangi 1914) ki nga ope o Imperial Germany hei waahanga o te takoha a Japanese ki te kaupapa Allied i raro i te Anglo-Japanese Alliance. I muri mai, i whakawhitihia ia ki te Rererangi Tuarua o Hapanihi ka tohaina ki te tirotiro i te Moana o Haina ki te Tonga.