The Mizuma Line (水間線 Mizuma-sen) is a Japanese railway line between Mizuma Kannon Station and Kaizuka Station, all within Kaizuka, Ōsaka. This is the only railway line of a private railway company Mizuma Railway (水間鉄道 Mizuma Tetsudō) operates. The company also operates bus services.
The company or the line is commonly called Suitetsu (水鉄). The first section of the line opened in 1925.
- Distance: 5.5 km (ca. 3.4 mi.)
- Gauge: 1,067 mm (3 ft. 6 in.)
- Stations: 10
- Track: single
- Electric supply: 1500 V DC
- Railway signalling: Automatic
All stations are in Kaizuka, Osaka, Osaka Prefecture. For distances and connections, see the route diagram.