The Atami to Toyohashi route is primarily served by the Tokaido Shinkansen, specifically the Hikari and Kodama services. The Hikari train, a popular choice among travelers, operates at speeds of up to 285 km/h (177 mph) and can make the journey in approximately 2 hours and 15 minutes, depending on the number of stops. The train travels through a scenic corridor that includes major stations like Nagoya, providing a convenient link to other destinations in Japan. In contrast, the Kodama service is slightly slower, operating at about 240 km/h (149 mph) and taking around 2 hours and 45 minutes to complete the journey due to a greater number of stops, including smaller cities along the route.
Both services offer a range of seating options, from Ordinary to Green class, allowing passengers to choose their preferred level of comfort. The onboard experience includes amenities such as spacious seating, power outlets, and food options, making it a pleasant travel choice. The Hikari is best suited for those prioritizing speed, while the Kodama caters to travelers who wish to explore more stops along the way.