Main owners: Chiba prefecture (34.2%), Ōtaki town (15.2), Isumi city (14.3%)
| Opened | 1930 - 1934 | Tracks | Single track |
| Maps | Km | Station name | Official name | Furigana name | Connecting lines | City | Prefecture |
| Mapion | 0.0 | Ōhara | 大原 | おおはら | JR East: Sotobō >Chiba >Awa-Kamogawa | Isumi-shi | Chiba |
| Mapion | 1.7 | Nishi-Ōhara | 西大原 | にしおおはら | |||
| Mapion | 5.2 | Kazusa-Azuma | 上総東 | かずさあずま | |||
| Mapion | 7.4 | Nittano | 新田野 | にったの | |||
| Mapion | 8.8 | Kuniyoshi | 国吉 | くによし | |||
| Mapion | 11.9 | Kazusa-Nakagawa | 上総中川 | かずさなかがわ | |||
| Mapion | 14.7 | Shiromigaoka | 城見ヶ丘 | しろみがおか | Ōtaki-machi | ||
| Mapion | 15.8 | Ōtaki | 大多喜 | おおたき | |||
| Mapion | 18.2 | Koyamatsu | 小谷松 | こやまつ | |||
| Mapion | 19.6 | Higashi-Fusamoto | 東総元 | ひがしふさもと | |||
| Mapion | 20.8 | Kugahara | 久我原 | くがはら | |||
| Mapion | 22.2 | Fusamoto | 総元 | ふさもと | |||
| Mapion | 25.1 | Nishihata | 西畑 | にしはた | |||
| Mapion | 26.8 | Kazusa-Nakano | 上総中野 | かずさなかの | Kominato: Kominato Tetsudō >Goi |