Understanding the Time Difference Between Seoul and Tokyo
Tokyo operates on the Asia/Tokyo timezone, which is 0 hours ahead of Seoul's Asia/Seoul timezone. This means when it's noon in Seoul, it's 12:00 in Tokyo.
Best Hours for Business Communication
The optimal window for scheduling calls or meetings between Seoul and Tokyo is when both cities are within their standard business hours (9:00-18:00 in Seoul and 9:00-18:00 in Tokyo).
Based on this overlap, we recommend scheduling meetings during the shared business hours window where both cities are within their typical 9:00–17:00 workday.
Practical Examples
For Remote Teams
If you manage a team spread across Seoul and Tokyo, consider scheduling daily standups during overlapping business hours. This ensures both teams are alert and productive during the meeting.
For International Business
When conducting business calls between Seoul and Tokyo, the morning hours in Tokyo typically offer the best overlap with afternoon hours in Seoul.