| Name |
Major stations |
Length (km) |
Comments |
| JR railway lines |
| JR East |
| Jōban | [Abiko] - Toride - Sanuki - Tsuchiura - Ishioka - Tomobe - Mito - Katsuta - Ōmika - Hitachi - [Iwaki] | 145.3 |
|
| Kashima | [Katori] - Kashima-jingū - Kashima Soccer Stadium | 13.3 |
|
| Mito | [Oyama] - Shimodate - Tomobe | 47.8 |
|
| Suigun | Mito - Kami-Sugaya - [Iwaki-Ishikawa] | 64.4 |
|
| Suigun (Hitachi-Ōta branch) | Kami-Sugaya - Hitachi-Ōta | 9.5 |
|
| Tōhoku Hon (Tōkyō - Kuroiso) | [Kurihashi] - Koga - [Oyama] | 6.0 |
|
| Non JR railway lines |
| Hitachi |
| No specific linename | Ayukawa - Ōmika - Jōhoku-Ōta | 18.1 | Closed April 1, 2005 |
| Hitachinaka Kaihin |
| Minato | Katsuta - Ajigaura | 14.3 |
|
| Kantō |
| Jōsō | Toride - Shimodate | 51.1 |
|
| Ryūgasaki | Sanuki - Ryūgasaki | 4.5 |
|
| Kashima |
| No specific linename | Ishioka - Hokota | 27.2 | Closed April 1, 2007 |
| Kashima Rinkai |
| Ōarai Kashima | Mito - Kashima Soccer Stadium - Kashima-jingū | 53.0 |
|
| MIR |
| Tsukuba Express | [Kashiwa-Tanaka] - Moriya - Tsukuba | 24.2 |
|
| Mōka |
| Mōka | Shimodate - [Mōka] | 7.6 |
|