How many hours ahead of the UK is Tokyo?
- From 1 AM UTC on the last Sunday of March until 1 AM UTC on the last Sunday of October, Tokyo (UTC+9) is 8 hours ahead of the U.K. (UTC+1).
- From 1 AM UTC on the last Sunday of October until 1 AM UTC on the last Sunday of March, Tokyo (UTC+9) is 9 hours ahead of the U.K. (UTC+0).