How to read it
Tokyo and Paris, side by side
Each row is one city's day, half an hour to a square, lined up by the hours along the bottom.
- 1Filled: at the desk, 9:00 to 18:00 where that city is.
- 2Grey: up early, up late, or the weekend.
- 3Outline: asleep.
- 4Red band: your slot. Read straight down to see the same moment in every city.
- 5A marks the best time for everyone; B, when there is one, the next best.
The red band is the best time to call on Wed, 21 Oct 2026: 16:00–17:00 in Tokyo, which is 09:00–10:00 in Paris.
Through the year
How the gap between Tokyo and Paris moves
Paris is 7h behind Tokyo today. Daylight saving moves it:
- Paris 7h behind Tokyo
- Paris 8h behind Tokyo
- Sun, 25 Oct 2026 Paris's clocks go back an hour. Paris is then 8h behind Tokyo.
- Sun, 28 Mar 2027 Paris's clocks go forward an hour. Paris is then 7h behind Tokyo.
Hour by hour
Tokyo to Paris time, hour by hour
On a working day (Wed, 21 Oct 2026), with working hours of 9:00 to 18:00 in both cities.
- Tokyo starts work 09:00 02:00 in Paris Asleep
- Paris starts work 09:00 16:00 in Tokyo At desk
- Tokyo finishes work 18:00 11:00 in Paris At desk
- Paris finishes work 18:00 01:00 Wed in Tokyo Asleep
Show all 24 hours
| Tokyo | Paris |
|---|---|
| 00:00 Asleep | 17:00 Tue At desk |
| 01:00 Asleep | 18:00 Tue Late |
| 02:00 Asleep | 19:00 Tue Late |
| 03:00 Asleep | 20:00 Tue Late |
| 04:00 Asleep | 21:00 Tue Late |
| 05:00 Asleep | 22:00 Tue Asleep |
| 06:00 Asleep | 23:00 Tue Asleep |
| 07:00 Early | 00:00 Asleep |
| 08:00 Early | 01:00 Asleep |
| 09:00 At desk | 02:00 Asleep |
| 10:00 At desk | 03:00 Asleep |
| 11:00 At desk | 04:00 Asleep |
| 12:00 At desk | 05:00 Asleep |
| 13:00 At desk | 06:00 Asleep |
| 14:00 At desk | 07:00 Early |
| 15:00 At desk | 08:00 Early |
| 16:00 At desk | 09:00 At desk |
| 17:00 At desk | 10:00 At desk |
| 18:00 Late | 11:00 At desk |
| 19:00 Late | 12:00 At desk |
| 20:00 Late | 13:00 At desk |
| 21:00 Late | 14:00 At desk |
| 22:00 Asleep | 15:00 At desk |
| 23:00 Asleep | 16:00 At desk |
Questions
Questions people ask
What is the time difference between Tokyo and Paris?
Paris is 7h behind Tokyo (as of Wed, 21 Oct 2026). That changes on Sun, 25 Oct 2026, when Paris's clocks go back: then Paris is 8h behind Tokyo.
What is the best time for a call between Tokyo and Paris?
On a working day, the best time for a call is 16:00–17:00 in Tokyo (09:00–10:00 in Paris) until 24 Oct 2026 and from 28 Mar 2027, and 17:00–18:00 in Tokyo (09:00–10:00 in Paris) from 25 Oct 2026 to 27 Mar 2027.
Does Tokyo change its clocks?
No. Tokyo stays on UTC+9 all year.
Does Paris change its clocks?
Yes. Paris moves its clocks back an hour on Sun, 25 Oct 2026, and forward an hour on Sun, 28 Mar 2027.
More city pairs
Compare more cities
Tokyo and…
- Tokyo and Mumbai
- Tokyo and Delhi
- Tokyo and Bengaluru
- Tokyo and Dubai
- Tokyo and Abu Dhabi
- Tokyo and Riyadh
- Tokyo and Doha
- Tokyo and Singapore
- Tokyo and Hong Kong
- Tokyo and Sydney
- Tokyo and London
- Tokyo and Berlin
- Tokyo and Amsterdam
- Tokyo and New York
- Tokyo and Toronto
- Tokyo and Chicago
- Tokyo and Los Angeles
- Tokyo and San Francisco
Paris and…
- Paris and Mumbai
- Paris and Delhi
- Paris and Bengaluru
- Paris and Dubai
- Paris and Abu Dhabi
- Paris and Riyadh
- Paris and Doha
- Paris and Singapore
- Paris and Hong Kong
- Paris and Sydney
- Paris and London
- Paris and Berlin
- Paris and Amsterdam
- Paris and New York
- Paris and Toronto
- Paris and Chicago
- Paris and Los Angeles
- Paris and San Francisco
From the team behind 10:10
Running an event across time zones?
C4E has spent twenty years running conferences, dealer meets and offsites in more than 40 countries, with clients, speakers and crews in different time zones. 10:10 is one of the tools we built for our own shows. It is free, with no account and nothing upsold.