Offset
The time difference between Japan Standard Time and China Standard Time is 1 hour.
Japan Standard Time (JST) is ahead of China Standard Time (CST).
JST: UTC+9
CST: UTC+8
Neither Japan Standard Time nor China Standard Time is currently observing daylight saving time.
When to schedule
Business-hours overlap: 10 AM–5 PM in Japan Standard Time (9 AM–4 PM in China Standard Time).
Both teams are in working hours during this window on weekdays.
Suggested time: 1:00 PM Japan Standard Time (12:00 PM China Standard Time).
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Japan
- New Year's DayThu, Jan 1
- Coming of Age DayMon, Jan 12
- Foundation DayWed, Feb 11
- The Emperor's BirthdayMon, Feb 23
- Vernal Equinox DayFri, Mar 20
- Shōwa DayWed, Apr 29
- Constitution Memorial DayWed, May 6
- Greenery DayMon, May 4
- Children's DayTue, May 5
- Marine DayMon, Jul 20
- Mountain DayTue, Aug 11
- Respect for the Aged DayMon, Sep 21
- Autumnal Equinox DayWed, Sep 23
- Sports DayMon, Oct 12
- Culture DayTue, Nov 3
- Labour Thanksgiving DayMon, Nov 23
China
- New Year's DayThu, Jan 1
- Chinese New Year (Spring Festival)Tue, Feb 17
- Labour DayFri, May 1
- Dragon Boat FestivalFri, Jun 19
- Mid-Autumn FestivalFri, Sep 25
- National DayThu, Oct 1
About these zones
Japan Standard Time is also known as JST. To call Japan, dial +81.
China Standard Time is also known as CST. To call China, dial +86.
China Standard Time is approximately 1,100 miles west of Japan Standard Time.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| JST | CST-CHINA | Day |
|---|---|---|
| 12:00 am | 11:00 pm | -1 day |
| 1:00 am | 12:00 am | Same day |
| 2:00 am | 1:00 am | Same day |
| 3:00 am | 2:00 am | Same day |
| 4:00 am | 3:00 am | Same day |
| 5:00 am | 4:00 am | Same day |
| 6:00 am | 5:00 am | Same day |
| 7:00 am | 6:00 am | Same day |
| 8:00 am | 7:00 am | Same day |
| 9:00 am | 8:00 am | Same day |
| 10:00 am | 9:00 am | Same day |
| 11:00 am | 10:00 am | Same day |
| 12:00 pm | 11:00 am | Same day |
| 1:00 pm | 12:00 pm | Same day |
| 2:00 pm | 1:00 pm | Same day |
| 3:00 pm | 2:00 pm | Same day |
| 4:00 pm | 3:00 pm | Same day |
| 5:00 pm | 4:00 pm | Same day |
| 6:00 pm | 5:00 pm | Same day |
| 7:00 pm | 6:00 pm | Same day |
| 8:00 pm | 7:00 pm | Same day |
| 9:00 pm | 8:00 pm | Same day |
| 10:00 pm | 9:00 pm | Same day |
| 11:00 pm | 10:00 pm | Same day |
Daylight saving time
Neither Japan Standard Time nor China Standard Time observes daylight saving time. The offset between these zones remains constant year-round.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 4:27 AM
- Sunset
- 6:55 PM
- Day length
- 14h 28m
- Sunrise
- 4:51 AM
- Sunset
- 6:56 PM
- Day length
- 14h 5m
Daylight overlap: 13h 4m — 5:51 AM–6:55 PM in Japan Standard Time (4:51 AM–5:55 PM in China Standard Time). Both locations are in daylight during this window.
Cities in these zones
Cities in Japan Standard Time
Cities in China Standard Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Japan Standard Time
- HND
- NRT
- ITM
- KIX
- UKB
- NGO
- NKM
- CTS
- OKD
- FUK
Airports in China Standard Time
- PVG
- SHA
- PEK
- PKX
- SZX
- CAN
- FUO
- CTU
- TFU
- TSN
Related conversions
Common conversions
- What is 9:00 am JST in CST-CHINA?
- 9:00 am JST is 8:00 am CST-CHINA.
- What is 12:00 pm JST in CST-CHINA?
- 12:00 pm JST is 11:00 am CST-CHINA.
- What is 12:30 pm JST in CST-CHINA?
- 12:30 pm JST is 11:30 am CST-CHINA.
- What is 2:00 pm JST in CST-CHINA?
- 2:00 pm JST is 1:00 pm CST-CHINA.
- What is 5:00 pm JST in CST-CHINA?
- 5:00 pm JST is 4:00 pm CST-CHINA.
- What is 11:30 pm JST in CST-CHINA?
- 11:30 pm JST is 10:30 pm CST-CHINA.