The train service connecting Hanamaki to Koriyama is primarily served by the Tohoku Shinkansen, featuring both the Yamabiko and Nasuno trains. The Yamabiko train reaches speeds of up to 240 km/h (149 mph) and makes limited stops, taking approximately 1 hour and 20 minutes for the journey. Conversely, the Nasuno train travels at a lower speed, around 130 km/h (81 mph), and typically takes about 1 hour and 50 minutes, stopping at more stations along the route, including Morioka and Sukagawa.
Both services offer standard and Green Class seating options, providing travelers with comfort and amenities such as onboard refreshments and spacious seating. The Yamabiko is suitable for those looking for a faster travel time, while the Nasuno might be preferred by passengers who wish to make additional stops along the way.