No overlap — one side will join outside working hours
TORONTO (Toronto)
JST (Tokyo)
00:00
13:00Working
01:00
14:00Working
02:00
15:00Working
03:00
16:00Working
04:00
17:00
05:00
18:00
06:00
19:00
07:00
20:00
08:00
21:00
09:00Working
22:00off
10:00Working
23:00off
11:00Working
00:00+1doff
12:00Working
01:00+1doff
13:00Working
02:00+1doff
14:00Working
03:00+1doff
15:00Working
04:00+1doff
16:00Working
05:00+1doff
17:00
06:00+1d
18:00
07:00+1d
19:00
08:00+1d
20:00
09:00+1dWorking
21:00
10:00+1dWorking
22:00
11:00+1dWorking
23:00
12:00+1dWorking
Working hours: 09:00–17:00 local. Green = both working.Purple = one side only.
Frequently Asked Questions
What is the difference between toronto and jst?
TORONTO (Toronto) (toronto) is UTC-4 and Japan Standard Time (jst) is UTC+9. The difference between them is 13 hours.
Where is toronto used?
TORONTO (Toronto) (toronto) is used in Canada and surrounding regions. The IANA timezone identifier is America/Toronto.
Where is jst used?
Japan Standard Time (jst) is used in Japan and surrounding regions. The IANA timezone identifier is Asia/Tokyo.
How do I convert toronto to jst?
Use the interactive converter above. Drag the time slider to any toronto time and the jst equivalent updates instantly. You can also type a time like "3pm" or "15:00" in the input bar.
Toronto is 13 hours behind JST (Tokyo). When Toronto clocks hit noon, JST (Tokyo) reads 01:00.
Toronto runs on America/Toronto; JST (Tokyo) runs on Asia/Tokyo. Together they are 13 hours apart.
Working hours overlap
There is no business hours overlap between Toronto and JST (Tokyo) during standard working hours (9:00–17:00). Meetings would require one party to work outside normal hours.
Best times to schedule a meeting
Toronto and JST (Tokyo) have no shared working window. These slots minimize out-of-hours disruption for both sides.
16:00 Toronto / 05:00 Tokyo⚡ One side off-hours
⚠️ 4h before working hours in Tokyo
20:00 Toronto / 09:00 Tokyo⚡ One side off-hours
⚠️ 4h after working hours in Toronto
15:00 Toronto / 04:00 Tokyo⚡ One side off-hours
⚠️ 5h before working hours in Tokyo
Working hours defined as 09:00–17:00 local time for each location.
Holiday calendar for both locations
⚡ Both locations have upcoming holidays, check availability before scheduling.
Toronto19 holidays
Jun 24Discovery DaySOON
Jun 24National HolidaySOON
Jul 1Canada DaySOON
Jul 12Orangemen's Day
Aug 3Civic Holiday
JST (Tokyo)7 holidays
Jul 20Marine Day
Aug 11Mountain Day
Sep 21Respect for the Aged Day
Sep 23Autumnal Equinox Day
Oct 12Sports Day
Working across Toronto and JST (Tokyo)
Working across Toronto (Canada) and JST (Tokyo) (Japan) is a challenge — the 13-hour difference means no shared business hours window under a standard schedule. Flexibility from at least one side is required.
💡 Best practice for cross-timezone meetings
⚡
A 16:00 meeting in Toronto means 05:00 in JST (Tokyo) (4h before working hours in Tokyo).
⚡
A 20:00 meeting in Toronto means 09:00 in JST (Tokyo) (4h after working hours in Toronto).
⚡
A 15:00 meeting in Toronto means 04:00 in JST (Tokyo) (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.
Avoid scheduling mistakes — especially around daylight saving changes. Use the ClockinSync Chrome Extension to instantly verify and compare both time zones directly in your browser, without manual calculations.
Need a specific time? Use the slider or type directly into the input bar — it understands "3pm", "15:30", and location-specific formats like "9am Toronto".
