Time Difference Between Guangzhou and Tokyo

The time difference between Guangzhou and Tokyo is 1 hour. When it is 12:00 noon in Guangzhou, it is 13:00 in Tokyo. Guangzhou uses the Asia/Shanghai time zone (UTC+8), while Tokyo uses Asia/Tokyo (UTC+9).

Tokyo is 1 hour ahead of Guangzhou — 1 hour
Guangzhou, China
07:46:47
Friday, March 27, 2026
UTC+8 · CST
Tokyo, Japan
08:46:47
Friday, March 27, 2026
UTC+9 · JST

Time Zone Details: Guangzhou vs Tokyo

Detail Guangzhou Tokyo
Time Zone IDAsia/ShanghaiAsia/Tokyo
UTC OffsetUTC+8UTC+9
AbbreviationCSTJST
DST ActiveNoNo
CountryChinaJapan
RegionAsiaAsia

Best Time to Schedule a Call

There are 7 overlapping business hours between Guangzhou and Tokyo (assuming 9:00–17:00 in each city). The ideal window for calls and meetings is:

09:00–16:00 in Guangzhou  =  10:00–17:00 in Tokyo

Hour-by-Hour Time Conversion

Use this table to quickly convert any hour from Guangzhou time to Tokyo time. Rows highlighted in green indicate overlapping business hours in both cities.

Guangzhou Tokyo
00:00 01:00 Night
01:00 02:00 Night
02:00 03:00 Night
03:00 04:00 Night
04:00 05:00 Night
05:00 06:00 Night
06:00 07:00
07:00 08:00
08:00 09:00
09:00 10:00 Overlap
10:00 11:00 Overlap
11:00 12:00 Overlap
12:00 13:00 Overlap
13:00 14:00 Overlap
14:00 15:00 Overlap
15:00 16:00 Overlap
16:00 17:00
17:00 18:00
18:00 19:00
19:00 20:00
20:00 21:00
21:00 22:00
22:00 23:00 Night
23:00 00:00 (+1 day) Night

Daylight Saving Time (DST) Impact

Neither Guangzhou nor Tokyo is currently observing daylight saving time. If either city observes DST, the time difference will change by 1 hour when DST begins or ends. Always double-check before scheduling across these time zones during March–April and October–November.

Practical Tips for Guangzhou–Tokyo Scheduling

Compare Guangzhou and Tokyo with Other Cities

From Guangzhou

From Tokyo

Frequently Asked Questions

What is the time difference between Guangzhou and Tokyo?

The time difference is 1 hour. Tokyo is 1 hour ahead of Guangzhou.

Does the time difference change during the year?

It can. If either Guangzhou or Tokyo observes daylight saving time, the gap will shift by 1 hour during the transition periods (typically March–April and October–November).

When is the best time to call from Guangzhou to Tokyo?

The best window is between 09:00 and 16:00 Guangzhou time, which corresponds to 10:00–17:00 in Tokyo. Both sides fall within normal business hours.

How do I convert Guangzhou time to Tokyo time?

Add 1 hour to Guangzhou time to get Tokyo time. Use the hour-by-hour table above for a quick reference.

Related Pages

For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.