In order to make up for a shortage of passenger cars, JNR also operated trains made up of only disabled cars of type 42 pulled by JNR C51 Type Steam Locomotive on the Osaka-Himeji section.
さらに、客車列車の不足を補うため、大阪～姫路間で、国鉄C51形蒸気機関車牽引の42系の故障車ばかり集めた列車を運転した。