Shanghai to Tsukuba: time difference
Tsukuba is 1 h ahead of Shanghai. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Shanghai 20:18 8:18 PM Tsukuba 21:18 9:18 PM You –:–
20:18 8:18 PM
China Standard Time · UTC+8
☀️ 05:59 · 🌙 17:21
21:18 9:18 PM
Japan Standard Time · UTC+9
☀️ 05:49 · 🌙 17:02
·
+1 h
Tsukuba is 1 h ahead of Shanghai.
When you, Shanghai and Tsukuba are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇨🇳 Shanghai
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇯🇵 Tsukuba
1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇨🇳 Shanghai | 🇯🇵 Tsukuba |
|---|---|---|
| Local time | 20:18 | 21:18 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | China Standard Time | Japan Standard Time |
| UTC offset | UTC+8 | UTC+9 |
| Offset from Shanghai | — | +1 h |
| IANA zone | Asia/Shanghai | Asia/Tokyo |
| Daylight saving | Not observed | Not observed |
| Sunrise | 05:59 | 05:49 |
| Sunset | 17:21 | 17:02 |
| Daylight | 11 h 22 min | 11 h 13 min |
| People on this clock | 24,870,895 | 230,398 |
Compare Shanghai with another city
More comparisons with Shanghai: the time zones next to it and the far side of the clock.
Big time differences
Shanghai and Tsukuba: common questions
What is the time difference between Shanghai and Tsukuba?
Tsukuba is 1 hour ahead: it uses UTC+9, while Shanghai is on UTC+8.
If it is 9:00 AM in Shanghai, what time is it in Tsukuba?
At 9:00 AM in Shanghai, clocks in Tsukuba show 10:00 AM.
If it is 6:00 PM in Shanghai, what time is it in Tsukuba?
At 6:00 PM in Shanghai, clocks in Tsukuba show 7:00 PM.
When is a good time to call Tsukuba from Shanghai?
Between 9:00 AM and 5:00 PM in Shanghai – that is 10:00 AM to 6:00 PM in Tsukuba – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Tsukuba compared with Shanghai?
The new day starts in Tsukuba earlier: at 11:00 PM in Shanghai it is already midnight there. Until 1:00 AM in Tsukuba, Shanghai is still on the previous day.
Does the time gap between Shanghai and Tsukuba change during the year?
No, the clocks change neither in Shanghai nor in Tsukuba, so the gap is 1 hour all year round.
