名簿 めいぼ しき比例 ひれい代表 だいひょう せいであれば
meiboshikihireidaihyōseideareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 名簿式比例代表制

1. If it were a list-based proportional representation system; If list-based proportional representation were the case

Ba Conditional