The route from Kagaonsen to Itoigawa is served primarily by the Limited Express "Shiosai" train, which offers a comfortable travel experience. Operating at speeds of up to 120 km/h (75 mph), the journey takes approximately 1 hour and 40 minutes. This train makes a few key stops along the way, allowing passengers to enjoy scenic views of the Japanese countryside. While it may not be a high-speed service, the Shiosai offers a smooth ride with both standard and green car options, catering to various preferences for seating. Additionally, passengers can enjoy amenities such as onboard refreshments and Wi-Fi, making the travel experience more pleasant. It is advisable to check schedule times in advance, as frequency may vary.