Mezue ahịrịokwu na-esonụ: Na Septemba 1940, na-eso ọdịda nke France na n'ikwekọ na ebumnuche agha Pacific nke Imperial Japan, ndị agha Imperial Japan wakporo Vichy French Indochina, nke kwụsịrị na coup de main Japanese na French Indochina nke 9 March 1945. Na 5 Jenụwarị 1941, Thailand bidoro Agha Franco-Thai, nke kwụsịrị na 9 Mee 1941 site na nkwekọrịta ndị Japan nyere nke edepụtara na Tokyo. Na 7/8 Disemba, mbata Japan na Agha Worldwa nke Abụọ malitere na mbuso agha nke Thailand, naanị mba wakporo iji jigide nnwere onwe aha, n'ihi njikọ ndọrọ ndọrọ ọchịchị na nke agha ya na ndị Japan. Na 10 Mee 1942, ndị agha Payap nke ugwu ọdịda anyanwụ wakporo Burma n'oge Mgbasa Ozi Burma. Site na 1941 ruo ọgwụgwụ nke agha ahụ, ndị Japan
weghaara Cambodia, Malaya na Philippines, nke kwụsịrị na mmegharị nnwere onwe. Ọchịchị ndị Japan nke Philippines dugara n'ịmepụta Second Philippine Republic, nke a gbahapụrụ n'ụzọ iwu na Tokyo na 17 August 1945. N'ụbọchị nke 17 nke ọnwa Ọgọstụ, a gụpụtara nkwupụta nke nnwere onwe nke Indonesia na njedebe nke ndị Japan na-achị Dutch East Indies kemgbe Machị 1942.