文禄 ぶんろく慶長 けいちょう やくなら
bunroku·keichōno yakunara

Noun
Da Copula

The "-nara" conditional form ("if/when…") of 文禄・慶長の役

1. If/when the Bunroku-Keichō War happened; Had the Bunroku-Keichō War occurred

Nara Conditional