From
Tokyo
Japan
4:07 PM
Sun, Nov 1
UTC+9Asia/Tokyo
Time Difference
Tokyo vs Tehran Time Difference
Compare the current local time in Tokyo, Japan and Tehran, Iran.
Live local timeDST awareUTC offsets
Current difference
Tehran is currently 5 hours 30 minutes behind Tokyo.
This difference is calculated using the current UTC offsets for both locations and automatically reflects daylight-saving changes.
24-hour comparison
Compare Tokyo and Tehran hour by hour
See how a full local day in Tokyo, Japan maps to Tehran, Iran. TimeInOne automatically accounts for timezone offsets, date changes and daylight-saving transitions.
Best working-hours overlap
3:00 PM – 6:00 PM in Tokyo
corresponds to 9:30 AM – 12:30 PM in Tehran.
Tokyo
Asia/Tokyo
Tehran
Asia/Tehran
Availability
12:00 AM
Sun, Nov 1
6:30 PM
Previous daySat, Oct 31
Night
1:00 AM
Sun, Nov 1
7:30 PM
Previous daySat, Oct 31
Night
2:00 AM
Sun, Nov 1
8:30 PM
Previous daySat, Oct 31
Night
3:00 AM
Sun, Nov 1
9:30 PM
Previous daySat, Oct 31
Night
4:00 AM
Sun, Nov 1
10:30 PM
Previous daySat, Oct 31
Night
5:00 AM
Sun, Nov 1
11:30 PM
Previous daySat, Oct 31
Night
6:00 AM
Sun, Nov 1
12:30 AM
Sun, Nov 1
Night
7:00 AM
Sun, Nov 1
1:30 AM
Sun, Nov 1
Night
8:00 AM
Sun, Nov 1
2:30 AM
Sun, Nov 1
Night
9:00 AM
Sun, Nov 1
3:30 AM
Sun, Nov 1
Night
10:00 AM
Sun, Nov 1
4:30 AM
Sun, Nov 1
Night
11:00 AM
Sun, Nov 1
5:30 AM
Sun, Nov 1
Night
12:00 PM
Sun, Nov 1
6:30 AM
Sun, Nov 1
Night
1:00 PM
Sun, Nov 1
7:30 AM
Sun, Nov 1
Possible
2:00 PM
Sun, Nov 1
8:30 AM
Sun, Nov 1
Possible
3:00 PM
Sun, Nov 1
9:30 AM
Sun, Nov 1
Good overlap
4:00 PM
Sun, Nov 1
10:30 AM
Sun, Nov 1
Good overlap
5:00 PM
Sun, Nov 1
11:30 AM
Sun, Nov 1
Good overlap
6:00 PM
Sun, Nov 1
12:30 PM
Sun, Nov 1
Possible
7:00 PM
Sun, Nov 1
1:30 PM
Sun, Nov 1
Possible
8:00 PM
Sun, Nov 1
2:30 PM
Sun, Nov 1
Possible
9:00 PM
Sun, Nov 1
3:30 PM
Sun, Nov 1
Night
10:00 PM
Sun, Nov 1
4:30 PM
Sun, Nov 1
Night
11:00 PM
Sun, Nov 1
5:30 PM
Sun, Nov 1
Night
Working-hour labels use a general 9:00 AM–6:00 PM schedule. Individual schedules may differ.
On daylight-saving transition dates, a local day can contain 23 or 25 real hours instead of 24.
Call planning
Best time to call Tehran from Tokyo
Compare typical business hours in Tokyo, Japan and Tehran, Iran to find a practical time for calls, meetings or international coordination.
Tokyo
4:07 PM – 6:07 PM
Japan
Best overlap
Tehran
10:37 AM – 12:37 PM
Iran
The best time to call Tehran from Tokyo is between 4:07 PM and 6:07 PM in Tokyo. This corresponds to 10:37 AM – 12:37 PM in Tehran.
Other reasonable windows
Tokyo
6:07 PM – 9:07 PM
Tehran
12:37 PM – 3:37 PM
Recommendations use typical 9:00 AM–6:00 PM business hours and a broader 7:00 AM–9:00 PM acceptable calling window. Individual schedules may differ.
Time difference explained
Tokyo and Tehran time difference explained
Current local-time relationship
Tehran is currently 5 hours and 30 minutes behind Tokyo.
Tokyo uses Asia/Tokyo and currently has an offset of UTC+9. Tehran uses Asia/Tehran and currently has an offset of UTC+3:30.
Working-hours overlap
For a typical 9:00 AM–6:00 PM workday, the cities overlap from 2:30 PM to 6:00 PM in Tokyo, corresponding to 9:00 AM–12:30 PM in Tehran.
Because UTC offsets can change during the year, always check the selected date when planning an important international call or meeting.
Convert a specific time
Need more than the current difference?
Convert a specific date and local time between Tokyo and Tehran.
Open time converterLocal clocks
Explore each city
FAQ
Tokyo to Tehran time difference FAQ
Common questions about the current time difference, UTC offsets, daylight-saving changes and practical calling hours between Tokyo and Tehran.
What is the time difference between Tokyo and Tehran?
The current time difference between Tokyo and Tehran is 5h 30m. Tehran is currently 5 hours and 30 minutes behind Tokyo.
Is Tehran ahead of or behind Tokyo?
Tehran is currently 5 hours and 30 minutes behind Tokyo.
What time is it in Tehran when it is 9:00 AM in Tokyo?
Using the current UTC offsets, 9:00 AM in Tokyo corresponds to 3:30 AM in Tehran. The exact difference can change when daylight-saving rules change.
What is the best time to call Tehran from Tokyo?
Typical 9:00 AM–6:00 PM business hours overlap between 2:30 PM and 6:00 PM in Tokyo. This corresponds to 9:00 AM–12:30 PM in Tehran.
Can the time difference between Tokyo and Tehran change?
Yes. The time difference can change if Tokyo or Tehran changes its UTC offset because of daylight-saving or other local time-zone rules. TimeInOne uses the IANA zones Asia/Tokyo and Asia/Tehran for date-aware calculations.