The most common train service between Tamana and Yatsushiro is provided by the JR Kyushu Limited Express trains. The314 km (195 miles) route is served primarily by the "Sonic" and "Kirika" trains. The Sonic Limited Express reaches speeds of up to 120 km/h (75 mph) and takes approximately 1 hour and 15 minutes to complete the journey, with several stops including key stations like Kumamoto and Yatsushiro. The Kirika service, while not as fast, offers a more scenic route and takes around 1 hour and 30 minutes, making more stops along the way.
Both train types feature comfortable seating with options for reserved and non-reserved accommodations, catering to different travel preferences. While the Sonic Limited Express is best for those prioritizing speed, the Kirika service provides an opportunity to enjoy the beautiful landscapes of Kumamoto Prefecture.