| Date | 노선명 |
| 08/25/192308/31/1923 |  | 朝鮮森林鉄道咸南線
Chōsen Forest Railway Kannan Line |
| 09/01/192309/30/1926 |  | 朝鮮鉄道咸南線
Chōsen Railway Kannan Line |
| 10/01/192604/21/1938 |  | 朝鮮鉄道長豊線
Chōsen Railway Chōhō Line |
| 04/22/193808/14/1945 |  | 新興鉄道長豊線
Shinkō Railway Chōhō Line |
| 08/15/1945? |  | 신흥철도 장풍선
Sinhŭng Railway Changpung Line |