In the plan, water from a branch of the lake Biwa canal is siphoned under the Kamo-gawa River, and is supplied to the area through a channel provided under Shimei-dori Street and Horikawa-dori Street.
計画では琵琶湖疏水分線から賀茂川をサイフォンでくぐり、紫明通、堀川通の地下に導水路を設けて水を引く。