London to Tokyo Time Converter
Compare London and Tokyo time for global meetings and travel. The converter shows how Japan’s next-day clock changes when London time is late afternoon.
London and Tokyo time zones
London uses GMT at UTC+0 in standard time and BST at UTC+1 in the UK summer. Tokyo uses JST at UTC+9 all year and does not observe daylight saving time.
London to Tokyo time difference
Tokyo is nine hours ahead of London when London is on GMT. A 3:00 PM meeting in London is midnight the next day in Tokyo.
When London uses BST, Tokyo is eight hours ahead instead. Japan stays on JST, so the UK’s selected date determines whether the gap is eight or nine hours.