A conventional through operation between Takatsuki and Suma/Nishi-Akashi was divided into two; one being a direct operation from Nishi-Akashi to Matsuiyamate on the Tozai Line with its connecting service for the section from Amagasaki to Takatsuki, and another being a through operation between Suma Station and Takatsuki Station.
従来は高槻～須磨・西明石間の通し運行だけだったのが、西明石～松井山手間の東西線直通運用とそれに接続する尼崎～高槻間の区間運行及び須磨～高槻間の通し運行に2分割されたのである。