At this point the Semi Express 'Hakuto (train),' running in the section between Kyoto Station and Matsue Station via Ayabe Station, was upgraded to an express and the rolling stock was converted into a diesel train.
従来、京都駅～松江駅間綾部駅経由で運行していた準急列車「白兎_(列車)」（はくと）を気動車化し、急行列車に格上げ。