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Service Information

This section provides information about actual or expected delays of 5 minutes or more for train services.

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Delay Certificate

A delay certificate for each subway is displayed (in Japanese) for all Tokyo Metro trains.
The time delay rounded to the nearest 10 minutes above is displayed for each time zone "First Train to 7:00", "7:00 to 8:00", "8:00 to 9:00", "9:00 to 10:00", "10:00 to 17:00", and "17:00 to Last Train" when the delay exceeds 5 minutes or more.
Refresh the page when you view the information using the "Update Information" button on the screen.

*From April 1, 2026 (Wednesday) on, delay certificates will only be issued online.

Namboku Line

Update Information

Today

Previous 35 days (September 17 2026 – October 21 2026)

  • October 18 (Sunday)

  • October 12 (Monday)

  • October 10 (Saturday)

  • October 09 (Friday)

  • October 03 (Saturday)

  • October 02 (Friday)

  • September 27 (Sunday)

  • September 26 (Saturday)

  • September 19 (Saturday)

  • September 18 (Friday)

  • Note: Reproduction or photocopy of this Delay Certificate, or publication of its revised version in appearance on a home page without any approval is strictly prohibited.