March 1, 1912: The sections between Kanzaki and Fukuchiyama and between Tsukaguchi and Amagasaki were separated from the Hankaku Line and designated as being of the Fukuchiyama Line.
1912年（明治45年）3月1日-神崎～福知山間、塚口～尼ヶ崎間が阪鶴線から分離され、福知山線となる。