Idle Tokyo Train Loop
Build Tokyo’s Loop Line
Free · Designed for iPad. Not verified for macOS.
Trains loop around and Tokyo slowly expands.
With no complicated controls, this route-building simulation is fun even if you just sit back and watch.
Tokyo Train Loop
Build a circular railway that loops around Tokyo
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Gradually add more trains to the city,
extend the tracks, connect the stations,
and eventually complete “one great circular loop” around Tokyo.
Tokyo Train Loop is a route-building simulation game set in Tokyo,
where you can sit back and watch a world of endlessly running trains
while nurturing your very own circular railway.
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Watching trains loop around is deeply satisfying
On screen, trains travel quietly—and steadily—through the streets of Tokyo.
What begins as a short stretch of track grows longer as you play,
eventually developing into a full loop that circles the city.
As trains increase, formations grow longer,
and the rails finally connect into one continuous circle,
feel the satisfaction of completing the loop.
This game is designed to make the process of building the loop itself enjoyable.
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Extend the rails and expand Tokyo
Your actions are simple:
Add train cars
Extend the tracks
Improve facilities
Create new trains
With just these, the city and its railway will naturally grow.
No complicated controls or confusing systems.
Easy to enjoy with a few taps—or even just by watching.
Designed so anyone can play comfortably.
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A Tokyo that shifts from day to night
The city changes with time.
Morning, daytime, evening, and night—
the light and atmosphere gently evolve as the hours pass.
Bright daytime Tokyo
Rails glowing in the sunset
Trains and city lights shining at night
Even simply watching the trains run
as the scenery slowly changes can feel surprisingly calming.
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Play at your own pace, as long as you like
In Tokyo Train Loop, there’s no pressure.
No rankings to chase,
no demanding gameplay,
no difficult controls.
Perfect for:
Players who want to progress little by little
Fans of trains and city scenery
Anyone who enjoys relaxing, watch-and-play games
Whatever your style, the game is built to match your pace.
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More and more to unlock over time
As you progress, Tokyo becomes livelier with:
New types of trains
Changes in train formations
Expanded routes
A busier, more vibrant city
A city that starts quiet, then slowly fills with trains—
watching that transformation is part of the charm.
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“Completion” isn’t the end
Even after the circular loop is complete, the journey continues.
You can keep developing the route,
add more buildings to create an even more beautiful cityscape,
and shape Tokyo into the world you want to see.
A city you can keep watching for as long as you like—
that’s the Tokyo we aim to build.
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Tokyo Train Loop is perfect for players who:
Love trains and railways
Enjoy steady, incremental growth
Want short, relaxing play sessions during busy days
Are looking for a calming game to watch and unwind
If any of that sounds like you,
this world is waiting.
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Complete your own circular railway around Tokyo.
Together with trains that never stop,
why not grow Tokyo’s city and rail network—
slowly, gently, at your own pace?
Sound effects provided by https://otologic.jp
Added visual effects when adding station gimmicks.
Fixed a number display issue.
Fixed an issue related to train formations.
Made other minor improvements.
The developer, monois Inc., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers
- Usage Data
- Other Data
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
- Identifiers
- Usage Data
- Other Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- monois Inc.
- Size
- 185.7 MB
- Category
- Simulation
- Compatibility
Requires iOS 15.0 or later.
- iPhone
Requires iOS 15.0 or later. - iPad
Requires iPadOS 15.0 or later. - iPod touch
Requires iOS 15.0 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English and Japanese
- Age Rating
4+
- 4+
- Contains
Advertising
- Copyright
- © monois Inc.