Time Difference Between Irkutsk and Tokyo
Tokyo is 1 hour ahead Irkutsk.
Russia
Irkutsk
Asia/Irkutsk · UTC+8
Japan
Tokyo
Asia/Tokyo · UTC+9
Best Times to Meet
Hours where standard working time (9 AM – 6 PM) overlaps in both Irkutsk and Tokyo.
Irkutsk
9:00 AM
Tokyo
10:00 AM
Irkutsk
10:00 AM
Tokyo
11:00 AM
Irkutsk
11:00 AM
Tokyo
12:00 PM
Irkutsk
12:00 PM
Tokyo
1:00 PM
Irkutsk
1:00 PM
Tokyo
2:00 PM
Irkutsk
2:00 PM
Tokyo
3:00 PM
Irkutsk
3:00 PM
Tokyo
4:00 PM
Irkutsk
4:00 PM
Tokyo
5:00 PM
Irkutsk to Tokyo — 24-Hour Conversion
Each row shows the equivalent local time in Tokyo for an hour in Irkutsk. Working-hours rows (9–18) are highlighted.
| Irkutsk | Tokyo | Match |
|---|---|---|
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| Workday in Tokyo | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Best for meetings | ||
| Workday in Irkutsk | ||
| Off hours | ||
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| +1 day | Off hours |
Frequently Asked Questions
What is the time difference between Irkutsk and Tokyo?
Tokyo, Japan (UTC+9) is 1 hour ahead Irkutsk, Russia (UTC+8).
What is the best time to schedule a meeting between Irkutsk and Tokyo?
The best meeting times overlap when both cities are within standard working hours (9 AM – 6 PM). The full hour-by-hour table on this page lists every overlap window.
Does daylight saving time change the difference between Irkutsk and Tokyo?
Yes — when one city observes daylight saving time and the other does not, the gap shifts by an hour. The conversion table on this page reflects the current offset, including any active DST.
When it is 9 AM in Irkutsk, what time is it in Tokyo?
Use the conversion table on this page — every hour in Irkutsk is mapped to its equivalent local time in Tokyo, including day shift markers when the date differs.