[Japan Water Agency / JWA] Water resources development of seven river systems.

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Dams, Canals Legend of the Symbols

Symbol Purpose
F Flood Control Flood Control, flood damage mitigation
N Securing normal river flow Stabilization of river flow, Conservation of river environment
A Agriculture(Irrigation) Irrigation water supply
W Domestic Water Domestic water supply
I Industrial Water Industrial Water supply
P Power Generation Hydroelectric power generation

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