No overlap — one side will join outside working hours
JST (Tokyo)
TORONTO (Toronto)
00:00
11:00-1dWorking
01:00
12:00-1dWorking
02:00
13:00-1dWorking
03:00
14:00-1dWorking
04:00
15:00-1dWorking
05:00
16:00-1dWorking
06:00
17:00-1d
07:00
18:00-1d
08:00
19:00-1d
09:00Working
20:00-1doff
10:00Working
21:00-1doff
11:00Working
22:00-1doff
12:00Working
23:00-1doff
13:00Working
00:00off
14:00Working
01:00off
15:00Working
02:00off
16:00Working
03:00off
17:00
04:00
18:00
05:00
19:00
06:00
20:00
07:00
21:00
08:00
22:00
09:00Working
23:00
10:00Working
Working hours: 09:00–17:00 local. Green = both working.Purple = one side only.
Frequently Asked Questions
What is the difference between jst and toronto?
Japan Standard Time (jst) is UTC+9 and TORONTO (Toronto) (toronto) is UTC-4. The difference between them is 13 hours.
Where is jst used?
Japan Standard Time (jst) is used in Japan and surrounding regions. The IANA timezone identifier is Asia/Tokyo.
Where is toronto used?
TORONTO (Toronto) (toronto) is used in Canada and surrounding regions. The IANA timezone identifier is America/Toronto.
How do I convert jst to toronto?
Use the interactive converter above. Drag the time slider to any jst time and the toronto equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.
JST (Tokyo) is 13 hours ahead of Toronto. When JST (Tokyo) clocks hit noon, Toronto reads 23:00.
JST (Tokyo) observes Asia/Tokyo and Toronto observes America/Toronto — a 13 hours gap between them.
Mutual working hours
When JST (Tokyo) is in standard working hours, Toronto is not — and vice versa. There is no mutual business window between these two locations.
Optimal meeting slots
No business hours overlap exists between JST (Tokyo) and Toronto. Showing the most balanced options with minimal inconvenience for both locations.
05:00 Tokyo / 16:00 Toronto⚡ One side off-hours
⚠️ 4h before working hours in Tokyo
09:00 Tokyo / 20:00 Toronto⚡ One side off-hours
⚠️ 4h after working hours in Toronto
04:00 Tokyo / 15:00 Toronto⚡ One side off-hours
⚠️ 5h before working hours in Tokyo
Assumes a standard 9 AM–5 PM workday in each location's local timezone.
Holiday calendar for both locations
⚡ Both locations have upcoming holidays, check availability before scheduling.
JST (Tokyo)7 holidays
Jul 20Marine Day
Aug 11Mountain Day
Sep 21Respect for the Aged Day
Sep 23Autumnal Equinox Day
Oct 12Sports Day
Toronto19 holidays
Jun 24Discovery DaySOON
Jun 24National HolidaySOON
Jul 1Canada DaySOON
Jul 12Orangemen's Day
Aug 3Civic Holiday
Working across JST (Tokyo) and Toronto
JST (Tokyo) (Japan) and Toronto (Canada) are 13 hours apart — far enough that standard 9–5 schedules do not overlap. Any real-time meeting means someone is joining outside their normal hours.
💡 Best practice for cross-timezone meetings
⚡
05:00–06:00 in JST (Tokyo) corresponds to 16:00–17:00 in Toronto (4h before working hours in Tokyo).
⚡
09:00–10:00 in JST (Tokyo) corresponds to 20:00–21:00 in Toronto (4h after working hours in Toronto).
⚡
04:00–05:00 in JST (Tokyo) corresponds to 15:00–16:00 in Toronto (5h before working hours in Tokyo).
Since there is no natural overlap, the options above represent the most balanced compromise, minimizing out-of-hours inconvenience for both sides.
Recurring meetings are particularly vulnerable to DST shifts. The ClockinSync Chrome Extension alerts you before the offset changes.
Drag the slider at the top to convert any JST (Tokyo) time instantly. You can also type natural language like "3pm", "15:00", or a location name to get an immediate answer.
