Time Difference: Osaka vs Rome
Osaka
5:04:39 PM JST
Sunday, October 25, 2026
8h
8h
Rome
9:04:39 AM CET
Sunday, October 25, 2026
Rome is 8 hours behind Osaka.
Quick Reference
- Osaka
- JST (GMT+9)
No Daylight Saving Time
- Rome
- CET (GMT+1)
CEST starts on Mar 28, 2027
Frequently Asked Questions
- What is the time difference between Osaka and Rome?
- Rome is 8 hours behind Osaka.
- When is the best time to call from Osaka to Rome?
- The best time to call is during overlapping business hours (9 AM – 5 PM) in both cities. Use the interactive converter on this page to visually compare hours side by side.
- Does the time difference change with daylight saving time?
- The time difference may change when either city enters or exits daylight saving time. Osaka uses JST and Rome uses CET.