Tolong jelaskan mengenai Sepur sempit dari Kereta Api Pemerintah Chosen

Baengmu Line (Hakumo Line) (762 mm): Baegam–Musan, 1934–1945 (sekarang KSR Paengmu Line)

Dohae Line (Tokai Line) (762 mm): Haeju–Doseong, 1944–1945 (sekarang KSR Paech'ŏn Line)

Gaecheon Line (Keisen Line) (762 mm): Sinanju–Gaecheon, 1933–1945 (sekarang KSR Kaech'ŏn Line)

Haseong Line (Kasei Line) (762 mm): Sinwon–Haseong, 1944–1945 (sekarang KSR Hasong Line)

Jangyeon Line (Chōen Line) (762 mm): Sariwon–Sugyo–Jangyeon, 1944–1945 (sekarang KSR Changyŏn Line)

Jeongdo Line (Teitō Line) (762 mm): East Haeju–Jeongdo, 1944–1945 (sekarang KSR Chŏngdo Line)

Naeto Line (Naito Line) (762 mm): Hwasan–Naeto, 1944–1945 (sekarang KSR Naet'o Line)

Ongjin Line (Ōshin Line) (762 mm): Haeju–Ongjin, 1944–1945 (sekarang KSR Ongjin Line)

Sahae Line (Sakai Line) (762 mm): Samgang–Hwasan–Sinwon–East Haeju, 1944–1945 (sekarang KSR Sahae Line; Sinwon–East Haeju –> Hwanghae Ch'ŏngnyŏn Line) 1958)