だい日本 にっぽん ゆたか秋津洲 あきつしまだろう
dainippon yutaka akitsushimadarō

Noun
Da Copula

Expresses probability ("probably…") of 大日本豊秋津洲

1. Probably Japan.; Probably a bountiful harvest in Japan.

Presumptive
Conjecture