architecture
blue
bridge
building
capital
concrete
control
culture
dam
dam gates
europe
evening
exterior
facade
facility
famous
floodgate
gate
historic
historical
hydraulic control
imai water gate
industry
infrastructure
landmark
landscape
monument
old
open
outdoors
panorama
panoramic view
pump
river
river embankment
sky
sky tree
skyscraper
structure
tokyo
tourism
travel
urban
water gate
water surface
water utilization
waterfall
waterside
waterway
zero meter zone