noun
Dosan Main Line
Proper noun referring to the Dosan Main Line operated by the Kochi-Kagawa Railway (formerly JR Shikoku).
土讃本線は高知県と香川県を結ぶ鉄道路線です。
The Dosan Main Line is a railway line connecting Kochi and Kagawa prefectures.
The name is derived from the old province names Tosa (土佐) and Sanuki (讃岐), combined with 本線 (main line).