Traveling from Sanyo-Onoda to Hiroshima, the primary train service is the Shinkansen. The Mizuho Shinkansen operates on this route, covering the distance in approximately 1 hour and 10 minutes, reaching speeds of up to 300 km/h (186 mph). This service is efficient, providing minimal stops on the way, primarily at the major stations such as Kokura and Hakata.
Alternatively, the Sakura Shinkansen also serves this route, taking about 1 hour and 30 minutes to reach Hiroshima, as it makes additional stops at smaller stations like Shin-Shimonoseki and Yoshitaki.
Both train options offer diverse seating classes such as Ordinary and Green class (Economy and First), along with onboard services like refreshments and Wi-Fi, making them suitable for different budgets and travel preferences. The Mizuho is preferable for those prioritizing speed, while the Sakura is beneficial for passengers who want to access more destinations along the way.