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| Company | Notation | Route name | section | 
| JR East(JR HigashiNihon) |  | Yamagata Shinkansen | Tokyo - Shinjo | 
|  | JR Ouu Line | Shinjo - Aomori | |
|  | JR Uetsu Line | Niitsu - Akita | |
|  | JR Ouu(Yamagata) Line | Fukushima - Shinjo | |
|  | JR Senzan Line | Sendai - Yamagata | |
|  | JR RikuuTo(OkunohosomichiYukemuri) Line | Kogota - Shinjo | |
|  | JR Aterazawa(FruitslineAterazawa) Line | Yamagata - Aterazawa | |
|  | JR Yonesaka Line | Yonezawa - Sakamachi | |
|  | JR RikuuSai(OkunohosomichiMogamigawa) Line | Shinjo - Amarume | |
| Yamagata |  | Yamagata Flower Nagai Line | Akayu - Arato |