Kusatsu (train)
| A E257 series EMU on a Kusatsu/Shima service, May 2023 | |
| Overview | |
|---|---|
| Service type | Limited express | 
| Status | Operational | 
| First service | 1 June 1960 (Semi express) 14 March 1985 (Limited express) | 
| Current operator(s) | JR East | 
| Former operator(s) | JNR | 
| Route | |
| Termini | Ueno Naganohara-Kusatsuguchi | 
| Line(s) used | Tohoku Main Line, Takasaki Line, Joetsu Line, Agatsuma Line | 
| On-board services | |
| Class(es) | Standard Previously: Standard + Green | 
| Technical | |
| Rolling stock | E257 series 5-car EMUs | 
| Track gauge | 1,067 mm (3 ft 6 in) | 
| Electrification | 1,500 V DC overhead | 
| Operating speed | 110 km/h (70 mph) | 
The Kusatsu/Shima (草津・四万) is a limited express train service in Japan operated by East Japan Railway Company (JR East), which runs between Ueno in Tokyo and Naganohara-Kusatsuguchi. The train requires a reservation to board. The train used to run until Manza-Kazawaguchi.