I te 28 o Tihema 1941, ka rere atu a "Ro-34" i Cam Ranh Bay ki te tīmata i tana parekura whawhai tuatahi, i whakaritea he rohe mahi i te Karimata Strait hei tautoko i te whakaekenga o Hapanihi
o Malaya o Ingarangi. Kaore he raru o tana tutei, a ka hoki mai ia ki Cam Ranh Bay i te 11 o Hanuere 1942.