Depending on what train line you take, you may see signs for both Osaka Station (or just "Osaka") and Umeda Osaka Station. These are both the same area, albeit a very large area.
Osaka Station and Umeda Osaka Station are connected by basement shopping streets and pedestrian bridges.
Osaka Station: JRThis station connects to
the JR Osaka Loop line, JR Kobe line, and JR
Kyoto line. This station will connect you to all of
Kansai !
To exchange
your Japan Rail Pass, you will to go to the Ticket Office from 5.30 am to 11pm.
Umeda Osaka Station(new name since 1rst of october : Hankyu and Hanshin Railway
Hankyu and Hanshin Railway are
two private railway companies that connect
Kyoto, Osaka, and
Kobe.