This is a list of Railway Electrification Systems in Japan: Overhead line power supply, unless otherwise noted. The rail system consists of the following ():CIA – The World Factbook – Japan
/ref> * of , of which is electrified; * of , all electrified; * of

Scotch gauge Scotch most commonly refers to: * Scotch (adjective), a largely obsolescent adjective meaning "of or from Scotland" **Scotch, old-fashioned name for the indigenous languages of the Scottish people: ***Scots language ("Broad Scotch") *** Scottish G ...

, all electrified; * of

narrow gauge A narrow-gauge railway (narrow-gauge railroad in the US) is a railway with a track gauge narrower than standard . Most narrow-gauge railways are between and . Since narrow-gauge railways are usually built with tighter curves, smaller structu ...

, all electrified. Electrification systems used by the

Japan Railways Group The Japan Railways Group, more commonly known as the or simply JR, consists of seven for-profit stock companies that took over most of the assets and operations of the government-owned Japanese National Railways (JNR) on April 1, 1987. Mo ...

, Japan's formerly state-owned operators, are 1,500 V DC and 20 kV AC for conventional lines and mini Shinkansen and 25 kV AC for

Shinkansen The , colloquially known in English as the bullet train, is a network of high-speed railway lines in Japan. Initially, it was built to connect distant Japanese regions with Tokyo, the capital, to aid economic growth and development. Beyond l ...

. Electrification at 600 V DC and 750 V DC are also seen in private lines and non-rail based transit systems. The frequency of the AC power supply is 50 Hz in Eastern Japan and 60 Hz in Western Japan.

DC electrified

200 V

440 V

600 V

1,067 mm gauge

1,435 mm gauge

Other gauges

750 V

1,500 V

1,067 mm gauge

1,435 mm gauge

= other gauges

AC electrified

600 V 50 Hz

600 V 60 Hz

20 kV, 50 Hz

20 kV, 60 Hz

25 kV, 50 Hz

25 kV, 60 Hz

References