Railway electrification in Japan


This is a list of Railway Electrification Systems in Japan:
Overhead line power supply, unless otherwise noted. The rail system consists of the following :
Electrification systems used by the Japan Railways Group, 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. 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.

1,500 V DC

1,067 mm gauge

NameNotes
Agatsuma Line
Aichi Loop Line
Aichi Rapid TransitHSST-Maglev, third rail
Aizu Railway Aizu Line
Akabane Line
Akō Line
Alpico Kōtsū Kamikōchi Line
Bantan Line
Chōshi Electric Railway Line
Chiba Urban MonorailSuspended monorail, third rail, side contact.
Chichibu Railway Chichibu Main Line
Chichibu Railway Mikajiri Line
Chikuhi Line
Chūō Main Line
Chūō-Sōbu LineOfficially part of Chūō Main Line and Sōbu Main Line
Dosan Line
Echigo Line
Fujikyuko Line
Fukuchiyama Line
Fukuen Line
Fukuoka Municipal Subway Hakozaki Line
Fukuoka Municipal Subway Kūkō Line
Fukushima Kōtsū Iizaka Line
Gakkentoshi LineOfficial name is Katamachi Line.
Gakunan Railway
Gotemba Line
Hachikō Line
Hakubi Line
Hakushin Line

1,435 mm gauge

NameNotes
Hankyu Arashiyama Line
Fukuoka Municipal Subway Nanakuma LineLinear motors
Hankyū Imazu Line
Hankyū Itami Line
Hankyū Kōbe Main Line
Hankyū Kōyō Line
Hankyū Kyōto Main Line
Hankyū Minoo Line
Hankyu Senri Line
Hankyu Takarazuka Main Line

NameVoltageGaugeNotes
Enshū Railway Line750 V DC1,067 mm
Osaka Municipal Subway Chūō Line750 V DC1,435 mmThird rail
Osaka Municipal Subway Midosuji Line750 V DC1,435 mmThird rail
Osaka Municipal Subway Sennichimae Line750 V DC1,435 mmThird rail
Osaka Municipal Subway Tanimachi Line750 V DC1,435 mmThird rail
Osaka Municipal Subway Yotsubashi Line750 V DC1,435 mmThird rail
Hiroshima Rapid Transit Astram Line750 V DCPeople moverThird rail, Side contact
Iyotetsu Yokogawara Line750 V DC1,067 mm
Iyotetsu Gunchū Line750 V DC1,067 mm
Kintetsu Keihanna Line750 V DC1,435 mmThird rail
Kintetsu Hachiōji Line750 V DC762 mmThird rail
Kintetsu Utsube Line750 V DC762 mm
Kita-Osaka Kyuko Railway750 V DC1,435 mmThird rail
Sapporo Municipal Subway Namboku Line750 V DCRubber-tyred metrothird rail
Sangi Railway Hokusei Line750 V DC762 mm
Seibu Yamaguchi Line750 V DCPeople moverThird rail
Tokyo Monorail750 V DCStraddle–beam monorailSide contact
Yamaman Yūkarigaoka Line750 V DCPeople moverUnder-floor contact
Yokohama Municipal Subway Blue Line750 V DC1,435 mmThird rail
Kanazawa Seaside Line750 V DCPeople moverThird rail

600 V DC

1,067 mm gauge

NameNotes
Enoshima Electric Railway
Fukui Railway Fukubu Line
Kumamoto Electric Railway
Man'yōsen Shinminatokō Line
Man'yōsen Takaoka Kidō Line
Okayama Electric Tramway
Sapporo Streetcar
Iyotetsu Matsuyama City Lines
Iyotetsu Takahama Line
Shizuoka Railway Shizuoka–Shimizu Line
Tosaden Kōtsū Gomen Line
Tosaden Kōtsū Ino Line
Tosaden Kōtsū Sanbashi Line
Toyama City Tram Line
Toyama Chihō Railway Toyamakō Line
Toyohashi Railroad Azumada Main Line

1,435 mm gauge

NameNotes
Chikuhō Electric Railroad Line
Eizan Electric Railway
Hankai Tramway Hankai Line
Hankai Tramway Uemachi Line
Hiroden Eba Line
Hiroden Hakushima Line
Hiroden Main Line
Hiroden Miyajima Line
Hiroden Ujina Line
Hiroden Yokogawa Line
Kagoshima City Tram
Keifuku Electric Railroad
Kumamoto City Tram
Nagasaki Electric Tramway

Other gauges

50 Hz, AC systems

NameVoltageGaugeNotes
Hokuriku Shinkansen 25 kV AC 50 Hz1,435 mm
Hokkaido Shinkansen25 kV AC 50 Hz1,435 mm
Jōetsu Shinkansen25 kV AC 50 Hz1,435 mm
Tōhoku Shinkansen25 kV AC 50 Hz1,435 mm
Yamagata Shinkansen25 kV AC 50 Hz1,435 mm

60 Hz, AC systems

NameVoltageGaugeNotes
Hokuriku Shinkansen 25 kV AC 60 Hz1,435 mm
Tōkaidō Shinkansen25 kV AC 60 Hz1,435 mm
Sanyō Shinkansen25 kV AC 60 Hz1,435 mm
Kyushu Shinkansen25 kV AC 60 Hz1,435 mm

20 kV AC

50 Hz, AC systems

NameOperatorGaugeNotes
AbukumaExpress1,067 mm
Aoimori RailwayAoimori Railway Company1,067 mmMetoki - Aomori
Akita ShinkansenJR East1,435 mmOfficially part of Tazawako Line and Ōu Main Line.
Banetsu West Line 1,067 mmKōriyama - Kitakata
Chitose Line 1,067 mm
Esashi Line 1,067 mm
Hakodate Main Line 1,067 mm
Iwate Galaxy Railway Line 1,067 mm
Jōban Line 1,067 mmTorideMito
Kaikyō Line 1,067 mm
Mito Line 1,067 mmExcept near the Oyama Station.
Muroran Main Line 1,067 mmMuroran - Junction point to Chitose Line.
Ōu Main Line 1,435 mm
Sasshō Line 1,067 mmSōenHokkaidō-Iryōdaigaku
Sendai Airport Transit 1,067 mm
Senzan Line 1,067 mm
Sōya Main Line 1,067 mmThe electricity is used for dead mileage only, trains for service are operated with DMUs
Tazawako Line 1,435 mm
Tōhoku Main Line 1,067 mmKuroisoMorioka
Tsugaru Line 1,067 mmAomori - Junction point to Kaikyō Line.
Tsukuba Express 1,067 mmMiraidaira- Tsukuba
Uetsu Main Line 1,435 mmMajima – Akita

60 Hz, AC systems

NameOperatorGaugeNotes
Chikuhō Main Line JR Kyushu1,067 mm
Hisatsu Orange Railway Hisatsu Orange Railway1,067 mm
Hōhi Main Line 1,067 mm
Kagoshima Main Line 1,067 mm
Miyazaki Kūkō Line 1,067 mm
Nagasaki Main Line 1,067 mm
Nichinan Line 1,067 mm
Nippō Main Line 1,067 mm
Ōmura Line 1,067 mm
Sanyō Main Line 1,067 mm
Sasaguri Line 1,067 mm
Sasebo Line 1,067 mm
Kagoshima Main Line 1,067 mm
Hokuriku Main LineJR West1,067 mmTsuruga - Kanazawa

600 V AC