The train service between Onumakoen and Shiraoi primarily operates through the JR Hokkaido line. The Limited Express trains, such as the Super Ozora, serve this route, offering comfortable seating options for passengers. This service reaches speeds of up to 120 km/h (75 mph) and covers the journey in approximately 1 hour and 30 minutes, making a few notable stops along the way. Travelers can expect a scenic ride through the beautiful Hokkaido landscape.
In contrast, the local trains take longer due to additional stops, with travel times extending to around 2 hours. The Limited Express provides premium seating and amenities, ideal for those looking to enjoy a faster trip with extra comfort. While Shiraoi is accessible by both local and express services, the express route is recommended for a quicker and more efficient travel experience.