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The planning approach to prevailing small hydropower is still to be established. The varying characteristics of hydropower products such as type, color and shape may affect regional landscape characteristics. The objective of this study is to recognize the impact of potential landscape change by prevailing small hydropower in hilly and mountainous regions that are advantaged in water resources and natural landscape. The study areas were the Minamioguni Town and Itsuki Village in Kumamoto Prefecture. The trend in the appearance of prevailing small hydropower was assessed considering the places of generation and consumption of electricity according to the topographical analysis and was recognized through a questionnaire survey to production companies of small hydropower and local residents. As a result, it was recognized the variation of area types and planning requirements affected by the prevailing small hydropower.
