Simi Valley to Tokyo Time Difference

24-Hour Comparison

Each column is the same moment in both cities, starting from right now and rolling forward 24 hours — daylight saving is already accounted for.

Best Time to Call

On a typical weekday (Monday–Friday).

Simi Valley and Tokyo have little to no overlap in typical business hours (9 AM–5 PM) — an early morning or evening call works best for one side.

Frequently Asked Questions

What is the time difference between Simi Valley and Tokyo?

Tokyo is 16 hours ahead of Simi Valley. Simi Valley is currently UTC-7 and Tokyo is UTC+9.

Is Tokyo ahead of or behind Simi Valley?

Tokyo is ahead of Simi Valley.

What is the best time to call Tokyo from Simi Valley?

Simi Valley and Tokyo have little to no overlap in typical business hours (9 AM–5 PM), even on a weekday — an early morning or evening call works best for one side.

What is the best time for a remote team standup between Simi Valley and Tokyo?

Simi Valley and Tokyo have little to no live overlap in typical business hours, so a synchronous standup rarely works for both sides. Instead, treat 05:00 PM in Simi Valley (09:00 AM in Tokyo) — the end of Simi Valley's typical workday — as the async handoff point: write an end-of-day summary then, so the Tokyo team has full context when their day starts.

Does the time difference between Simi Valley and Tokyo change during the year?

Yes. Simi Valley and Tokyo don't switch to daylight saving time on the same schedule, so the offset shifts by up to an hour for part of the year.