高速 こうそく自動 じどう しゃ国道 こくどう ほうであれば
kōsokujidōshakokudōhōdeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 高速自動車国道法

1. If the Expressway Law…; Were the Expressway Law…

Ba Conditional
Law