Observatory log
Tokyo and Ype Jhu, compared
- 01Difference now
Ype Jhu is 12 hours behind Tokyo.
Tokyo: JST (UTC+9) · Ype Jhu: UTC−3 (UTC−3)
- 02Through 2026–2027
The difference stays the same all year.
- 1 January 2026 – 31 December 2027−12 h
Difference of Ype Jhu from Tokyo. It changes on the days either place changes its clocks (dates local to that place).
- 03Shared working hours
Their working days never overlap.
Counted as 09:00–17:00 local time on each place’s own working days, for the next seven days.
- 04Best time to meet
21:00–22:00 in Tokyo = 09:00–10:00 in Ype Jhu
No shared office hours: this is early or late for one side (Mon–Fri).
Also possible: Tue–Fri: 09:00–10:00 in Tokyo = 21:00–22:00 in Ype Jhu (yesterday) · 1 h.
- 05Weekend
Tokyo: Saturday and Sunday
Ype Jhu: Saturday and Sunday
24 hours
A day in Tokyo, in Ype Jhu
| Tokyo | Ype Jhu | Working hours, evening, night or weekend in each place |
|---|---|---|
| 00:00 | 12:00Yesterday | |
| 01:00 | 13:00Yesterday | |
| 02:00 | 14:00Yesterday | |
| 03:00 | 15:00Yesterday | |
| 04:00 | 16:00Yesterday | |
| 05:00 | 17:00Yesterday | |
| 06:00 | 18:00Yesterday | |
| 07:00 | 19:00Yesterday | |
| 08:00 | 20:00Yesterday | |
| 09:00 | 21:00Yesterday | |
| 10:00 | 22:00Yesterday | |
| 11:00 | 23:00Yesterday | |
| 12:00 | 00:00 | |
| 13:00 | 01:00 | |
| 14:00 | 02:00 | |
| 15:00 | 03:00 | |
| 16:00 | 04:00 | |
| 17:00 | 05:00 | |
| 18:00 | 06:00 | |
| 19:00 | 07:00 | |
| 20:00 | 08:00 | |
| 21:00 | 09:00 | |
| 22:00 | 10:00 | |
| 23:00 | 11:00 |
Working hoursEarly or eveningNightWeekend
Plan a meeting: Tokyo and Ype Jhu
More time differences with Tokyo
Questions
Asked about Tokyo and Ype Jhu
What is the time difference between Tokyo and Ype Jhu?
Ype Jhu is 12 hours behind Tokyo. The difference stays the same all year.
What is the best time for a call between Tokyo and Ype Jhu?
No shared office hours. The least awkward windows, early or late for one side: Mon–Fri: 21:00–22:00 in Tokyo = 09:00–10:00 in Ype Jhu · 1 h; Tue–Fri: 09:00–10:00 in Tokyo = 21:00–22:00 in Ype Jhu (yesterday) · 1 h.
When does the time difference between Tokyo and Ype Jhu change?
It does not change in the next 12 months: Tokyo and Ype Jhu either keep the same time all year or change their clocks on the same dates.