 Local services often use 1000 series, 1200 series and 1500 series DMUs, while limited express services are handled by N2000 series DMUs.The first part of what is now the Kotoku Line was built by the Tokushima Railway, being the Sako to Tokushima section of its line from Kamojima (now the Tokushima Line) opened on February 16, 1899.That company was nationalised in 1907.