The is a straddle-beam, Alweg-type monorail system in northern Osaka Prefecture, Japan, operated by At long, it is the longest monorail system in Japan. Its mainline forms an arc through the northern and eastern suburbs of Osaka, and is the only rail transit link to Itami Airport. It also links the three campuses of Osaka University.
IC cards can be used on the Osaka Monorail, including Suica, Pasmo, PiTaPa and ICOCA.
In 2015, Osaka Prefecture announced plans to extend the monorail to Uryudo in Higashià Âsaka. As of 2024, geotechnical investigations have started and the extension is projected to open in 2033.