The best time to call Kolkata from Osaka is 0.5 PM–5 PM your time (Osaka). Kolkata, India is 4 hours behind Osaka, Japan. You have 4.5 hours of business hours overlap for scheduling calls.
Call between 0.5 PM–5 PM Osaka time. This is 9 AM–1.5 PM in Kolkata.
Osaka and Kolkata share 4.5 hours of overlapping business hours (9 AM – 5 PM local time).
The best time to call Kolkata from Osaka is 0.5 PM–5 PM Osaka time. This gives you 4.5 hours of business hours overlap.
Kolkata is 4 hours behind Osaka.
Avoid calling before 10.5 AM your time (they haven't started their day).
Yes, Osaka and Kolkata have approximately 4.5 hours of overlapping business hours per day.
You have 4.5 hours of overlap. Call during 0.5 PM–5 PM your time for the best results.
Both in business hours Both awake One outside comfort zone Sleeping hours
Osaka: 0.5 PM–5 PM GMT+9
Kolkata: 9 AM–1.5 PM GMT+5:30
| Osaka (GMT+9) | Kolkata (GMT+5:30) | Status |
|---|---|---|
| 7 AM | 3 AM | 🔴 They're sleeping |
| 8 AM | 4 AM | 🔴 They're sleeping |
| 9 AM | 5 AM | 🔴 They're sleeping |
| 10 AM | 6 AM | 🔴 They're sleeping |
| 11 AM | 7 AM | 🟡 They're awake |
| 12 PM | 8 AM | 🟡 They're awake |
| 1 PM | 9 AM | ✅ Both in office |
| 2 PM | 10 AM | ✅ Both in office |
| 3 PM | 11 AM | ✅ Both in office |
| 4 PM | 12 PM | ✅ Both in office |
| 5 PM | 1 PM | 🟡 They're awake |
| 6 PM | 2 PM | 🟡 They're awake |
| 7 PM | 3 PM | 🟡 They're awake |
| 8 PM | 4 PM | 🟡 They're awake |
| 9 PM | 5 PM | 🟡 They're awake |