Question 1

Metro networks, city by city

Accepted Answer

The London, Osaka, Tokyo network mapped here counts 768 lines and 14537 stations, operated by 3.

Question 2

Frequently asked questions

Accepted Answer

Name the Station maps metro networks from official operator and government sources, then turns them into short map challenges. Every line, station and connection you see comes from a versioned dataset, not from hand-typed notes.

Question 3

Can I browse the London, Osaka, Tokyo metro map without an account?

Accepted Answer

Browsing and playing are public and free. No account is required; create one only to publish a seasonal rank and keep your progress across browsers and devices.

Question 4

Where does the London, Osaka, Tokyo transit data come from?

Accepted Answer

Each city is published as an immutable dataset version with its sources, licences and retrieval dates recorded. Those sources are listed on every city page, and station descriptions cite their references inline.