違法 いほう せい阻却 そきゃく事由 じゆうであれば
ihō seiso kyaku jiyūdeareba

Noun
Da Copula

The "-eba" conditional form ("if/when…") of 違法性阻却事由

1. If it were a justification for illegality.; If there were grounds for justifying illegality.

Ba Conditional
Law