The Kitakami to Oyama route is primarily serviced by the Tohoku Shinkansen, specifically the Yamabiko and Hayabusa trains. The Hayabusa service offers the fastest travel time, reaching speeds of up to 320 km/h (199 mph) and completing the journey in approximately 1 hour and 15 minutes with limited stops. Conversely, the Yamabiko train, which makes more frequent stops, takes around 1 hour and 45 minutes for the trip and operates at speeds of up to 275 km/h (171 mph).
Travelers on both services can enjoy various seating options, including Ordinary and Green class, ensuring a range of comfort levels. Amenities on board include spacious seating, power outlets, and an option for refreshments. The Hayabusa is recommended for those prioritizing speed, while the Yamabiko offers access to more regional stations, making it a suitable choice for travelers looking to explore the area along the route.