The names of the express trains 'Sanin Kanko,' 'Sanbe,' 'Hakuto' and 'Daisen (train),' all running in the section between Osaka Station and some stations on the Sanin Main Line via the Fukuchiyama Line, were integrated into 'Daisen.'
大阪駅発着福知山線経由で山陰地方を結ぶ急行列車であった「山陰観光」・「三瓶」・「白兎」・「だいせん_(列車)」の名称を「だいせん」に統合。