The route from Oishida to Kaminoyama is served by the Yamagata Shinkansen, known for its efficiency and speed. This line includes the Hayate and Komachi services. The Hayate Shinkansen is the faster option, reaching speeds of up to 280 km/h (174 mp/h) and completing the journey in approximately 30 minutes, while the Komachi takes around 40 minutes as it makes a few additional stops along the way.
Both trains offer standard and first-class seating, with onboard amenities including Wi-Fi and catering services. The Hayate is ideal for those looking for a quick transfer, whereas the Komachi, with its more frequent stops, is suitable for travelers who wish to explore more along the route. Both options provide comfortable travel experiences, making them popular choices for passengers traveling between these two towns.