Mezue ahịrịokwu na-esonụ: Ro-33 bụ ụgbọ mmiri Imperial Japanese Navy "Ro-33". Emechara ya ma nye ya ọrụ n'ọnwa Ọktoba 1935, ọ rụrụ ọrụ n'oge Agha Worldwa nke Abụọ na South China Sea, Indian Ocean, na ndịda ọdịda anyanwụ Pacific Ocean ma rụọ ọrụ iji kwado ndị agha Japan na
mwakpo ndị Briten wakporo Malaya, mwakpo ha wakporo Java, agha a lụrụ n'Oké Osimiri Coral, agha a lụrụ na Guadalcanal, na agha a lụrụ na New Guinea. Ọ mikpuru n'August 1942 n'oge nche agha nke ise ya.