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Global ClockTime zone converter & meeting planner
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Working hours
Start
09
End
18
Theme

AUTO follows the operating system. Working hours drive the green banding on every grid. All four persist on this device only.

Time in Guangzhou vs Daitōchō

Guangzhou keeps CST (UTC+8) and Daitōchō keeps JST (UTC+9) today. Daitōchō is 1 hour ahead of Guangzhou; the rows below read both clocks live.

The working day, side by side

Hours shaded in both rows are inside working hours in both cities: 10:00–18:00 in Daitōchō (09:00–17:00 your time).

Guangzhou and Daitōchō hour by hour, with the working-hour overlap shaded
City00:00 in Guangzhou01:00 in Guangzhou02:00 in Guangzhou03:00 in Guangzhou04:00 in Guangzhou05:00 in Guangzhou06:00 in Guangzhou07:00 in Guangzhou08:00 in Guangzhou09:00 in Guangzhou10:00 in Guangzhou11:00 in Guangzhou12:00 in Guangzhou13:00 in Guangzhou14:00 in Guangzhou15:00 in Guangzhou16:00 in Guangzhou17:00 in Guangzhou18:00 in Guangzhou19:00 in Guangzhou20:00 in Guangzhou21:00 in Guangzhou22:00 in Guangzhou23:00 in Guangzhou
Guangzhou——000102030405060708091011121314151617181920212223
Daitōchō——000102030405060708091011121314151617181920212223
  • Working hours
  • Shoulder
  • Night
  • Overlap

Do more with Guangzhou and Daitōchō

Open in the PlannerAdd more cities, find a meeting time that works for everyone, then share it as a link.Open in Watch ViewKeep Guangzhou, Daitōchō and other cities on screen as live clocks, under an animated sky and sun.

Best hours to call

09:00 in Guangzhou
Inside working hours on both sides
10:00 in Daitōchō
10:00 in Guangzhou
Inside working hours on both sides
11:00 in Daitōchō
11:00 in Guangzhou
Inside working hours on both sides
12:00 in Daitōchō
12:00 in Guangzhou
Inside working hours on both sides
13:00 in Daitōchō

Where daylight saving pulls them apart

Neither Guangzhou nor Daitōchō changes its clocks, so the gap above holds all year.

Also useful

Common questions

How many hours ahead is Daitōchō of Guangzhou?

Daitōchō is 1 hour ahead of Guangzhou right now. The gap is not fixed: it moves whenever either side changes its clocks.

What is the best time to call between Guangzhou and Daitōchō?

Any hour in 09:00–17:00 Guangzhou time is inside working hours in both cities.

Do Guangzhou and Daitōchō change clocks on the same date?

Neither city changes its clocks, so the gap between them never moves.