The Kitakinki service is part of "Kitakinki Big X Network," which is the name of the limited-express service network in the northern Kinki District that connects Kitakinki Tango Railway with JR West; the name "Big X" comes from its shape, which is like the letter "X" on the map.
北近畿ビッグXネットワークを形成する列車の1つである。