 A E257-500 series EMU on a Sazanami service in October 2006 | |
| Overview | |
|---|---|
| Service type | Limited express |
| Status | Operational |
| Locale | Chiba Prefecture |
| First service | 15 July 1972 |
| Current operator | JR East |
| Former operator | JNR |
| Route | |
| Termini | Tokyo Kimitsu |
| Distance travelled | 128.9 km (80.1 mi) |
| Lines used | Keiyo Line, Uchibo Line, Chūō Line, Sobu Line |
| On-board services | |
| Catering facilities | Trolley service |
| Technical | |
| Rolling stock | E257-500 series EMUs |
| Track gauge | 1,067 mm (3 ft 6 in) |
| Electrification | 1,500 V DC overhead |
| Operating speed | 120 km/h (75 mph) |
The Sazanami (さざなみ) is a limited express train service in Japan operated by East Japan Railway Company (JR East). It runs between Tokyo and Tateyama via the Keiyo Line and Uchibō Line.
Seasonal Shinjuku Sazanami services operate "mainly on weekends and holidays when service is heavy" between Shinjuku and Tateyama via the Chūō Line and Sōbu Line. As of March 2024, trains no longer stop at Akihabara or Tsudanuma.
As of 12 March 2022, 5 outbound trains and 3 inbound trains are operated each day, except on Saturdays and holidays. These trains stop at the following stations listed below:
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