The Oga Line is a 26.4 km long line connecting Oiwake Sta. in Akita City, Akita Prefecture, to Oga Sta. in Oga City, Akita Prefecture.All trains operate directly to the Ou Line, and this DLC includes a 39.4 km long section, including a portion between Akita Sta. and Oiwake Sta. on the Ou Line.