The route from Osaki to Shiroishi is primarily served by the Tohoku Shinkansen, specifically the Yamabiko and Hayabusa services. The Hayabusa train is the fastest option, reaching speeds of up to 320 km/h (199 mph) and covering the distance in approximately 1 hour and 15 minutes, making few stops. In contrast, the Yamabiko service, while slightly slower at speeds of up to 300 km/h (186 mph), takes about 1 hour and 30 minutes as it serves more stations along the way, including Sendai.
Both train types offer a variety of seating options, including Standard and Green class, providing travelers with comfortable air-conditioned seating and facilities onboard. The Hayabusa is particularly advantageous for those prioritizing speed, whereas the Yamabiko is suitable for passengers seeking more access to intermediate towns and cities. Travelers can also enjoy amenities like Wi-Fi and refreshments on both types.