おう東亜 とうあ共栄 きょうえう けんだったら
ōtōa kyō eukendattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of 大東亜共栄圏

1. If/when the Greater East Asia Co-Prosperity Sphere…; Had the Greater East Asia Co-Prosperity Sphere existed…

Tara Conditional