Freight-only companies
Akita Rinkai Tetsudô
Hachinohe Rinkai Tetsudô (Hachinohe - Kitanuma. 8, 5 km length. Opened 1.XII.1970)
Fukushima Rinkai Tetsudô
Keiyô Rinkai Tetsudô
Sendai Rinkai Tetsudô
Kanagawa Rinkai Tetsudô (Ukishima-sen: Kawasaki Kamotsu - Ukishima-chô, 3, 9 km length. Opened 25.III.1964. Chidori-sen: Kawasaki Kamotsu - Chidori-chô, 4, 2 km length. Opened 25.III.1964. Honmoku-sen: Negishi - Honmoku Futô, 5, 6 km length. Opened 1.X.1969)
Nagoya Rinkai Tetsudô
Kinuura Rinkai Tetsudô (Hekinan-sen: Higashiura - Hekinan-shi. 8, 2 km length. Opened 25.V.1977. Handa-sen: Handa Futô - Higashi Naruiwa. 3, 4 km length. Opened 11.XI.1975) Lit:TF 2/2025
Iwate Kaihatsu Tetsudô (Sakari - Iwate Ishibashi, 9, 5 km length. Opened 21.X.1950. Passenger services withdrawn 1.IV.1992. Sakari - Akasaki, 2 km length. Opened 21.X.1950 only for freight)
Tateyama Sabô-kôji Senyô Kidô
Shin Nittetsu Sumikin Yahata Seitetsu Kurogane-sen
Kansai Denryoku Kurobe Senyô Tetsudô