English: Route map of Osaka port railway with Japanese description as of 1928 (year of its original construction). The background map is as of 1928, therefore some rivers and canals were landfilled later. Black lines show railway line in those days. Red line shows the actual port railway constructed. Blue lines were proposed, but not actually constructed. Purple line shows Osaka-loop line that was completed in 1961. Green line was constructed in 1956. This map is based on "Abstract of construction work of Osaka port line" by the ministry of railway, 1928.
{{Information |Description ={{en|1=Route map of Osaka port railway with Japanese description as of 1928 (year of its original construction). The background map is as of 1928, therefore some rivers and canals were landfilled later. Black lines show rail