In 1947 after the war, the Onoko Nishi (west) tramline was removed, and the rails were returned to their original straight form and given back to the Yuragawa-river dam construction office of Ministry of Interior.
戦後の1947年には小野子西軌道が撤去され、レールは元通りの直線に延ばされて内務省由良川堰堤工事事務所に返却された。