The route from Yamaguchi to Chikugo primarily utilizes the Limited Express train services, particularly the Sonic and the Kamome trains. The Kamome operates at speeds reaching up to 120 km/h (75 mph), taking approximately 2 hours to cover the distance with a few stops in between, such as at Kurume and Tosu, allowing passengers to enjoy scenic views of the countryside. The Sonic Limited Express offers a similar travel time, also designed with comfortable seating and amenities catering to both leisure and business travelers. Although this route does not feature any Shinkansen (bullet train) services, these Limited Express trains provide a reliable and efficient means of transport. Both trains have standard and Green class seating options, catering to varying preferences for space and comfort. The Kamome is often preferred by those eager to experience the local scenery along the route, while the Sonic is known for its punctuality and frequency of service. Overall, both trains offer a solid option for passengers traveling between Yamaguchi and Chikugo.