Public Water Supply System in Osaka, Japan

 Osaka Prefecture is divided into 43 municipalities. Each municipalities provides tap water to homes, schools, and commercial enterprises. However most municipalities in the prefecture cannot meet water demand using only local rivers and groundwater.
 Osaka Water Supply Authority, a special local public entity, supplies tap water to these 42 municipalities (excluding Osaka City) as a bulk water supplier. OWSA also operates industrial water supply service.