低層 ていそう住居 じゅうきょ専用 せんよう地域 ちいきだったら
teisōjūkyosen'yōchiikidattara

Noun
Da Copula

The "-tara" conditional form ("if/when…") of 低層住居専用地域

1. If it were a low-rise residential exclusive zone.; If it was a low-rise residential exclusive zone.

Tara Conditional
Law