Best Meeting Times Between US and Japan Teams (2026)
8 AM Tokyo is 4 PM in Los Angeles the day before. West Coast afternoon windows, the East Coast dead zone, and why the Philippines slot is an hour off. -
Best overlap: 4:00 PM to 6:00 PM in Seoul is 8:00 AM to 10:00 AM in Dublin.
The sweet spot is 4:00 PM to 6:00 PM Seoul time, matching 8:00 AM to 10:00 AM in Dublin. Because Dublin is 8 hours behind Seoul, the shared window is only about 2 hours. A fixed slot at 4:00 PM in Seoul (8:00 AM in Dublin) saves a lot of back-and-forth. The window above shifts seasonally: Dublin keeps daylight saving while Seoul ignores it.
| Local time | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Seoul Asia/Seoul | ||||||||||||||||||||||||
Dublin Europe/Dublin |
8 AM Tokyo is 4 PM in Los Angeles the day before. West Coast afternoon windows, the East Coast dead zone, and why the Philippines slot is an hour off. -
London to New York is five hours apart, except for the five weeks a year when it isn't. Exact overlap windows for every US zone, the 2026 DST mismatch dates, and where to put the recurring sync. -
24/7 support sounds great until a P1 ticket falls into the gap between Manila signing off and Dublin signing on. Here is how to design a follow-the-sun support model that actually catches tickets at the boundary. -