aqua metropolis osaka
asahikawa river park
attractions
brick
casement
cultural properties
empty
floodgate
former first lock
important cultural property
japan
kansai
kansai regional
kema
kema drain pump stations
kema lock
kema sluice
kema way
kinki
kinki region
kyyodo river
landscape
okawa
old kema wash dam
on the industrial heritage
osaka
osakashi
red brick
river
street
streets
thus the kema
tourism
tourist attractions
town
urban landscape
wastewater facilities
water door
water gate
yodogawa river office