桐花 とうか だい綬章 じゅしょうであれば
tōkadaijushōdeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 桐花大綬章

1. If/When the Grand Order of the Paulownia Flowers…; If one were to receive the Grand Order of the Paulownia Flowers…

Ba Conditional