JNR/JR Kiha 47 Type Diesel Cars, which had two pairs of double doors and belonged to Fukuchiyama Railway Yard (the present day JR West Fukuchiyama Railway Yard), commonly operated from Higashi-Maizuru Station and southward (in the direction of Ayabe & Fukuchiyama Stations), and JNR/JR Kiha 48 Type Diesel Cars, which had two single doors, belonged to Tsuruga Railway Yard (the present JR West Tsuruga Railway Yard's Branch in Fukui Region's Railway Division), and was shared among the Maizuru Line, the Hokuriku Main Line (from Omi-Shiozu Station to the Tokaido Main Line Hikone Station via Maibara Station), and the Kosei Line (to Omi-Imazu Station) commonly operated from Higashi-Maizuru Station and northward (in the direction of Obama & Tsuruga Station).
東舞鶴駅を境に、以南（綾部・福知山方面）が国鉄キハ47形気動車（両開き2扉　福知山機関区（現・JR西日本福知山運転所）所属）、以北（小浜・敦賀方面）が国鉄キハ48形気動車（片開き2扉　敦賀運転所（現・JR西日本福井地域鉄道部敦賀運転所派出所）所属・北陸本線（近江塩津以東米原及び東海道本線彦根まで）・湖西線（近江今津までの運用）との共通運用）と分かれて運用された。