The reason why Hokutan Railway, which was then in a desperate situation with the numbers of passengers continuously decreasing, continued its operation was that it expected the line's connection with the Miyamori Line as well as the purchase by the nation.
乗客減も進み、荒廃してとうに末期症状を呈していた北丹鉄道がそれでも運行を続けたのは、将来の宮守線との接続および国による買い上げを目論んでのことであった。