The JR WEST ONLINE TRAIN RESERVATION service enables booking tickets for various Shinkansen routes such as Sanyo & Kyushu Shinkansen (from Shin-Osaka to Kagoshima-Chuo), Hokuriku Shinkansen (from Tsuruga to Tokyo), and the West Kyushu Shinkansen (from Takeo Onsen to Nagasaki), as well as limited express trains in JR West, JR Shikoku, and JR Kyushu regions. Additionally, reservations for specific Shinkansen and limited express trains in JR Central and JR East areas are also possible.  It should be noted that this service operates from 5:30 AM to 1:50 AM the following day (Japan Standard Time), except during maintenance periods.