JR and Private Railways in Japan: Who Runs Which Trains

Japan's rail map is a patchwork of JR lines, private railways, subways and local operators, and a few simple rules make it easy to read.

Published October 20, 2026 at 2:24 PM JST | By Tokyo Paul

Quick answer: Japan's trains are run by many different companies. The JR Group, created in 1987 when Japanese National Railways was split into seven companies, runs the Shinkansen and a nationwide network of lines. Private railways, subway operators and local third-sector companies run the rest, often in and around big cities. Your ticket or pass determines which operators you can ride, so check before you board.

Anyone who studies a Tokyo or Osaka rail map notices very quickly that the lines come in many colors and logos, and that several different companies seem to share the same stations. That is not an accident. Japan's railways grew up under a mix of national, private and municipal ownership, and the mix still shapes how you buy tickets and plan trips today. This guide explains who the main operators are, how JR differs from private railways, how through services link them, and which passes and cards work where.

What is the JR Group?

The JR Group is the family of railway companies that replaced Japanese National Railways, or JNR, on 1 April 1987. JNR was a government-run system that had accumulated heavy debts, and the reform split it into six regional passenger companies and one freight company. The passenger companies are JR Hokkaido, JR East, JR Central, JR West, JR Shikoku and JR Kyushu, and the freight company is JR Freight.

Each company covers its own region and runs its own services, fares and websites, while the group shares a common identity and many through-ticketing arrangements. JR East serves Tokyo and the north-east, JR Central connects Tokyo, Nagoya and Osaka on the Tokaido Shinkansen, and JR West covers the Kansai region and western Honshu. Several JR companies have since become publicly traded companies.

Who runs the Shinkansen?

JR companies operate the Shinkansen, Japan's high-speed rail network. The first line, the Tokaido Shinkansen, was opened by JNR on 1 October 1964, and it is now run by JR Central. Other lines are operated by JR East, JR West, JR Hokkaido and JR Kyushu, depending on the region.

That division matters to travelers mainly when it comes to tickets and information. A journey that crosses company borders, for example from Tokyo to Kyushu, may involve more than one operator, although the ticketing is usually seamless. Station signs and announcements will still show the name of the company running the section you are on.

What are private railways?

Private railways, often called shitetsu in Japanese, are companies that were never part of JNR. Many of them grew by building a rail line and then developing housing, department stores and leisure facilities along it. Well-known examples in the Tokyo area include Tokyu, Odakyu, Keio, Seibu and Tobu. In the Kansai region the names include Hankyu, Hanshin, Keihan, Kintetsu and Nankai, and other regions have operators such as Meitetsu in Nagoya and Nishitetsu in Fukuoka.

This business model has been a hallmark of Japanese rail: the railway brings residents to an area, and the surrounding property and retail businesses benefit from the traffic. Most private railways are financially independent and usually profitable, which is unusual in comparison with many transit systems elsewhere.

How are subways and city operators organized?

Tokyo has two subway systems: Tokyo Metro, which runs nine lines, and Toei, run by the Tokyo Metropolitan Government, which operates four. Other major cities have their own municipal subways. Subways are separate from JR, and in Tokyo the two systems connect at many stations through transfer corridors and signs.

Local lines in smaller regions are sometimes run by third-sector companies, which are jointly funded by regional governments and private firms. Aoimori Railway in Aomori Prefecture is one example. Some of these railways took over local lines from JR, so travelers on some rural routes may find themselves on a train with different markings and a different fare table from the neighboring JR section.

What are through services?

Through services let a train from one company continue onto another company's tracks, so riders can stay on board across several railways. The Japanese term is chokutsu unten. On the Tokyo Metro Fukutoshin Line, for example, trains run onto the Tobu Tojo Line, the Seibu Ikebukuro Line and the Tokyu Toyoko Line, with some continuing to Yokohama.

Fares do not shrink because the train stays the same. You generally pay the sum of each company's fare, just as you would when changing trains. If you hold a day pass for one operator, it may not cover the sections run by another company, even though the train is the same one. Signs reading chokutsu or norikae fuyo mean you do not need to change, so look for them on platform displays.

Which passes and cards work where?

The Japan Rail Pass covers JR Group services, including Shinkansen, limited express and local trains, and it is generally not accepted on private railways or city subways. There are a few exceptions on specific routes, such as the Tokyo Monorail between Hamamatsucho and Haneda Airport and the Chiyoda Line stretch between Ayase and Kita-Senju. The pass is for eligible visitors and is bought in advance, so check the official site for the latest conditions.

Rechargeable IC cards work across companies. Suica, which JR East launched in 2001, and PASMO, ICOCA and Kitaca have worked together under a nationwide mutual-use arrangement since 2013. A single card can pay for JR trains, private railways, subways and many buses, and it can also pay in many shops. This is the simplest way to cross operator boundaries without thinking about it.

How do you tell who runs a train?

Look at the color, logo and line name on the sign. Route maps in stations usually show each company in a different style, and many stations post separate fare tables for each operator. Digital maps in transit apps also label the operator for each leg of the journey.

When a station is shared by JR and a private railway, you will often find separate gate lines with their own signs. Ticket gates for different companies may sit side by side, so confirm the one that matches your card or ticket. If you are unsure, ask the station staff; they are used to helping visitors find the right entrance.

Does it matter for fares and seat reservations?

It matters a little, and mostly in the details. Each operator sets its own fares and rules for limited express trains, reserved seats and surcharges. The Narita Express, a JR service, is covered for Japan Rail Pass holders, while the Keisei Skyliner, run by a private railway, is not covered by the pass. Knowing which company runs which airport train can save you from an unexpected purchase at the gate.

As of autumn 2026, fares, passes and conditions can change, so confirm details on the official site of each operator before you travel. A little planning at the start of a trip makes the rest of the journey feel effortless.

Frequently Asked Questions

What is the difference between JR and a private railway in Japan?

JR refers to the companies created in 1987 from Japanese National Railways, and they run the Shinkansen and many nationwide lines. Private railways are separate companies, often based in a single metropolitan area, that run commuter and local services and frequently develop property near their stations. Tickets and passes are generally specific to each operator.

Does the Japan Rail Pass work on private railways?

Generally no. The pass covers the JR Group, with a few exceptions on specific routes such as the Tokyo Monorail. Private railways and city subways are usually not included, so travelers often combine the pass with an IC card for non-JR rides. Check the official pass site for the current list of covered services.

Does one IC card work on both JR and private lines?

Yes, in most areas. Suica, PASMO and several other regional IC cards work together under a nationwide mutual-use arrangement that began in 2013, so a single card can pay for JR, private railways, subways and many buses. Coverage in some rural areas is more limited, so keep a little cash for small local lines.

Keep Exploring

More guides from Tokyo Paul: The Japan Rail Pass Explained: Is It Right for Your Trip?, IC Cards in Japan: Pasmo, Icoca and Friends and The Tokyo Subway: A Friendly Guide to Lines and Transfers.