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Time Difference: Kolkata to Tokyo
🇮🇳KolkataUTC+5:30
vs🇯🇵TokyoUTC+9
🇮🇳
Kolkata, India
Fri, Apr 17
🇯🇵
Tokyo, Japan
Fri, Apr 17
Click a time to convert
Time Difference
3 hours 30 minutes
Tokyo is 3 hours 30 minutes ahead of Kolkata
Kolkata vs Tokyo timezone guide
Kolkata (India) uses the Asia/Kolkata timezone at UTC+5:30, while Tokyo (Japan) uses Asia/Tokyo at UTC+9. This means Tokyo is 3 hours 30 minutes ahead of Kolkata (based on standard offsets — the live difference above accounts for daylight saving time).
When scheduling a call or meeting between Kolkata and Tokyo, look for the overlapping work hours highlighted above. The live clocks on this page update every second, and the difference adjusts automatically when either city enters or exits daylight saving time.