The fastest train connecting Tokyo and Osaka is the Nozomi Shinkansen (bullet train) on the Tokaido line. The Nozomi makes the 515-kilometer (320-mile) journey in approximately 2 hours and 21 to 25 minutes, reaching top speeds of 285 km/h (177 mph). It is the most frequent service, often departing every 10 to 15 minutes during peak hours, and stops only at major stations like Shin-Yokohama, Nagoya, and Kyoto. For travelers using the Japan Rail Pass (JR Pass), it is important to remember that the Nozomi was traditionally excluded from the pass; however, as of 2026, JR Pass holders can ride the Nozomi by paying a supplemental fee. Without the supplement, pass holders must use the Hikari train, which takes about 2 hours and 50 minutes, or the Kodama, which stops at every station and takes nearly 4 hours. The Nozomi remains the preferred choice for business travelers and those with tight schedules due to its incredible punctuality and speed. The experience on board is exceptionally smooth, featuring ample legroom, rotating seats, and large windows, making it one of the most efficient and comfortable high-speed rail journeys in the world.