Ключевые слова: 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,