The construction of First Canal (connecting Otsu and the confluence point of the Kamo-gawa River) and Sosuibunsen cost \1.25 million in total, which was financed by communal industrial funds, prefectural expenditures, national bonds, municipal bonds, donations, and special taxes on the citizens of Kyoto City.
第1疏水（大津～鴨川合流点間）と疏水分線の建設には総額125万円の費用を要し、その財源には産業基立金、京都府、国費、地方債や寄付などのほか、市民に対しての目的税も充てられた。