To prevent disaster and drought and flood alarm by enforcing and improving urban infrastructure system. Buildings that are not obstructed through asai-flow of water.
Disaster prevention and flood warning, drought and floods. The enforcement plan And improving infrastructure, building on his property and not to obstruct the flow of water.
Risk prevention and warning of drought flood water and by the enforcement of urban planning, and improve the system infrastructure, building is spent not to obstruct the flow of the water.