生活 せいかつ利便 りべん施設 しせつだったら
seikatsuribenshi setsudattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of 生活利便施設

1. If/when it were/was a convenience facility/amenity.; If/when it's a convenience facility/amenity.

Tara Conditional