Time difference between Tokyo and General Roca
−12 hGeneral Roca is 12 hours behind Tokyo.
Observatory log
Tokyo and General Roca, compared
- 01Difference now
General Roca is 12 hours behind Tokyo.
Tokyo: JST (UTC+9) · General Roca: UTC−3 (UTC−3)
- 02Through 2026–2027
The difference stays the same all year.
- 1 January 2026 – 31 December 2027−12 h
Difference of General Roca 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 General Roca
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 General Roca (yesterday) · 1 h.
- 05Weekend
Tokyo: Saturday and Sunday
General Roca: Saturday and Sunday
24 hours
A day in Tokyo, in General Roca
| Tokyo | General Roca | 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 General Roca
More time differences with Tokyo
Questions
Asked about Tokyo and General Roca
What is the time difference between Tokyo and General Roca?
General Roca is 12 hours behind Tokyo. The difference stays the same all year.
What is the best time for a call between Tokyo and General Roca?
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 General Roca · 1 h; Tue–Fri: 09:00–10:00 in Tokyo = 21:00–22:00 in General Roca (yesterday) · 1 h.
When does the time difference between Tokyo and General Roca change?
It does not change in the next 12 months: Tokyo and General Roca either keep the same time all year or change their clocks on the same dates.