Tbilisi to Otsu: time difference
Otsu is 5 h ahead of Tbilisi. 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.
Tbilisi 11:38 11:38 AM Otsu 16:38 4:38 PM You –:–
11:38 11:38 AM
Georgia Standard Time · UTC+4
☀️ 07:18 · 🌙 18:15
16:38 4:38 PM
Japan Standard Time · UTC+9
☀️ 06:06 · 🌙 17:19
·
+5 h
Otsu is 5 h ahead of Tbilisi.
When you, Tbilisi and Otsu are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇬🇪 Tbilisi
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
🇯🇵 Otsu
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 1 1 AM 2 2 AM 3 3 AM 4 4 AM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
- Right now
Time zones side by side
| Detail | 🇬🇪 Tbilisi | 🇯🇵 Otsu |
|---|---|---|
| Local time | 11:38 | 16:38 |
| Local date | Monday, October 19, 2026 | Monday, October 19, 2026 |
| Time zone | Georgia Standard Time | Japan Standard Time |
| UTC offset | UTC+4 | UTC+9 |
| Offset from Tbilisi | — | +5 h |
| IANA zone | Asia/Tbilisi | Asia/Tokyo |
| Daylight saving | Not observed | Not observed |
| Sunrise | 07:18 | 06:06 |
| Sunset | 18:15 | 17:19 |
| Daylight | 10 h 58 min | 11 h 13 min |
| People on this clock | 1,241,700 | 341,314 |
Compare Tbilisi with another city
More comparisons with Tbilisi: the time zones next to it and the far side of the clock.
Big time differences
Tbilisi and Otsu: common questions
What is the time difference between Tbilisi and Otsu?
Otsu is 5 hours ahead: it uses UTC+9, while Tbilisi is on UTC+4.
If it is 9:00 AM in Tbilisi, what time is it in Otsu?
At 9:00 AM in Tbilisi, clocks in Otsu show 2:00 PM.
If it is 6:00 PM in Tbilisi, what time is it in Otsu?
At 6:00 PM in Tbilisi, clocks in Otsu show 11:00 PM.
When is a good time to call Otsu from Tbilisi?
Between 9:00 AM and 1:00 PM in Tbilisi – that is 2:00 PM to 6:00 PM in Otsu – both places are within working hours (9:00 AM–6:00 PM).
When does the date change in Otsu compared with Tbilisi?
The new day starts in Otsu earlier: at 7:00 PM in Tbilisi it is already midnight there. Until 5:00 AM in Otsu, Tbilisi is still on the previous day.
Does the time gap between Tbilisi and Otsu change during the year?
No, the clocks change neither in Tbilisi nor in Otsu, so the gap is 5 hours all year round.
