a promenade
aikawa town
climbing
dam
electrical
gravity type concrete dam
hydraulic power
hydro power generation
kanagawa prefecture
kiyokawa
lake
lake miyagase
miyagase dam
mountain
mountain climbing
mountain walking
mountains
nakatsugawa
nature
park
power
power generation
sagamihara city
scenic site
sidewalk
takatoriyama
tanzawa
tanzawa mountains
tourism
tourist spot