© trainspo.comKawasaki JNR 521
Built by Kawasaki, Kinki Sharyo
Overview of the Kawasaki JNR 521
Discover the JNR 521, a versatile Electric Multiple Unit (EMU) designed for efficiency and reliability on Japanese railways.
Built by Kawasaki and Kinki Sharyo in 2006, this 2-car formation operates on a 1067 mm gauge, a common standard in Japan.
The JNR 521 boasts a top speed of 120 km/h, making it suitable for regional and commuter services.
It is equipped with advanced electric systems supporting both 1.5 kV DC and 20 kV AC at 60 Hz, ensuring broad compatibility.
This locomotive has served with distinction on various operators, including Ainokaze Toyama Railway, Ishikawa Railway, and West Japan Railway Company (JR West).
With a width of 2.95 m and a height of 3.63 m, the JNR 521 is engineered for efficient operation within Japan's rail infrastructure.
Kawasaki JNR 521 technical specifications
| Value | Imperial / US | |
|---|---|---|
| Built by | Kawasaki, Kinki Sharyo · 200618 units | |
| Top speed | 120 km/h75 mph | |
| Electric systems |
| |
| Track gauge | 1,067 mmCape gauge3 ft 6 in | |
| Formation | 2 cars | |
| Width | 2.95 m9 ft 8 in | |
| Height | 3.63 m11 ft 11 in |
Operators of the Kawasaki JNR 521
Railway companies that have operated the JNR 521, with the class designation used by each of them.
| Operator | Class | Country |
|---|---|---|
| Ainokaze Toyama Railway | ATR 521 | Japan |
| Ishikawa Railway | IR 521 | Japan |
| West Japan Railway Company | JR West 521 | Japan |
Kawasaki JNR 521 photos
Photos © their respective authors, shared on trainspo.com. They may show liveries or variants that differ from the specifications above.
More electric multiple units from Kawasaki

Kawasaki
183 series
Electric multiple unit
120 km/h

Kawasaki
205-1200 series
Electric multiple unit
120 km/h

Kawasaki
E233-0
Electric multiple unit
2006–2008 · 120 km/h

Kawasaki
E233-2000
Electric multiple unit
2006 · 120 km/h

Kawasaki
E233-3000
Electric multiple unit
2006 · 120 km/h

Kawasaki
Fujikyu 8500
Electric multiple unit
120 km/h

Kawasaki
JNR 221
Electric multiple unit
120 km/h

Kawasaki
JNR 371
Electric multiple unit
120 km/h · 2,400 kW
Similar electric multiple units from other manufacturers

Hitachi
20000 series
Electric multiple unit
120 km/h

Hitachi
JNR 373
Electric multiple unit
120 km/h · 740 kW

Hitachi
Seibu 30000
Electric multiple unit
120 km/h

Hitachi
50050
Electric multiple unit
2006–2009 · 120 km/h

Hitachi
Tokyo Metro 10000 series
Electric multiple unit
2006–2010

JR East
Sotetsu 10000
Electric multiple unit
120 km/h

Kinki Sharyo
Toei 6300 series
Electric multiple unit
120 km/h

Nippon Sharyo
JNR 2000
Electric multiple unit
120 km/h