湖沼 こしょう水質 すいしつ保全 ほぜん特別 とくべつ措置 そち ほうでした
koshōsuishitsuhozen tokubetsu sochihōdeshita

Noun
Desu Copula

The polite past form of 湖沼水質保全特別措置法

1. Was the Special Measures Law for Preservation of Lake and Marsh Water Quality.

Past/Perfective
Polite
Law