Tokyo operates on Japan Standard Time (JST), which is UTC+9. Japan does not observe Daylight Saving Time — the offset is fixed year-round.

Tokyo Time at a Glance

Time Zone: Japan Standard Time (JST) | UTC Offset: UTC+9 (all year) | DST: No

Tokyo vs Key Cities

London (GMT/winter): 9 hours ahead. London (BST/summer): 8 hours ahead. New York (EST/winter): 14 hours ahead. New York (EDT/summer): 13 hours ahead. Singapore (SGT): 1 hour ahead. Sydney (AEST): 1 hour behind. Dubai (GST): 5 hours ahead.

Quick Conversions: Tokyo to London

Tokyo 9:00am = London 12:00am (midnight) GMT / 1:00am BST. Tokyo 5:00pm = London 8:00am GMT / 9:00am BST. Tokyo 9:00pm = London 12:00pm (noon) GMT / 1:00pm BST.

The best UK–Japan overlap is Tokyo late afternoon/evening (5pm–9pm JST) = UK morning (8am–12pm GMT).

About Japan Standard Time

Japan has used UTC+9 since 1951. Like Singapore and the UAE, Japan's no-DST policy makes it highly predictable for international scheduling. The challenge is the large offset from European and American timezones, which limits the workable meeting window.

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