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Convert JST to IST Time - Tokyo to Mumbai

Convert Japan Standard Time (JST) to India Standard Time (IST, UTC+5.5) with our professional time zone converter. Designed for international business meetings between Tokyo to Mumbai, this tool provides real-time conversion, optimal meeting time suggestions, business hours comparison, and 24-hour conversion tables. Features include live clock displays, meeting scheduler, time zone maps, and daylight saving time handling.

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JST
Japan Standard Time
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🇮🇳
IST
India Standard Time
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Select a time to convert
Time Difference
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Your Local Time
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UTC Time
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JST to IST Time Conversion Chart

Popular Time Conversions

Complete 24-Hour Conversion

Japan Standard Time to India Standard Time full day schedule

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12:00 AM
JST
→
8:30 PM
IST
(previous day)
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🇯🇵
1:00 AM
JST
→
9:30 PM
IST
(previous day)
🇮🇳
🇯🇵
2:00 AM
JST
→
10:30 PM
IST
(previous day)
🇮🇳
🇯🇵
3:00 AM
JST
→
11:30 PM
IST
(previous day)
🇮🇳
🇯🇵
4:00 AM
JST
→
12:30 AM
IST
🇮🇳
🇯🇵
5:00 AM
JST
→
1:30 AM
IST
🇮🇳
🇯🇵
6:00 AM
JST
→
2:30 AM
IST
🇮🇳
🇯🇵
7:00 AM
JST
→
3:30 AM
IST
🇮🇳
🇯🇵
8:00 AM
JST
→
4:30 AM
IST
🇮🇳
🇯🇵
9:00 AM
JST
→
5:30 AM
IST
🇮🇳
🇯🇵
10:00 AM
JST
→
6:30 AM
IST
🇮🇳
🇯🇵
11:00 AM
JST
→
7:30 AM
IST
🇮🇳
🇯🇵
12:00 PM
JST
→
8:30 AM
IST
🇮🇳
🇯🇵
1:00 PM
JST
→
9:30 AM
IST
🇮🇳
🇯🇵
2:00 PM
JST
→
10:30 AM
IST
🇮🇳
🇯🇵
3:00 PM
JST
→
11:30 AM
IST
🇮🇳
🇯🇵
4:00 PM
JST
→
12:30 PM
IST
🇮🇳
🇯🇵
5:00 PM
JST
→
1:30 PM
IST
🇮🇳
🇯🇵
6:00 PM
JST
→
2:30 PM
IST
🇮🇳
🇯🇵
7:00 PM
JST
→
3:30 PM
IST
🇮🇳
🇯🇵
8:00 PM
JST
→
4:30 PM
IST
🇮🇳
🇯🇵
9:00 PM
JST
→
5:30 PM
IST
🇮🇳
🇯🇵
10:00 PM
JST
→
6:30 PM
IST
🇮🇳
🇯🇵
11:00 PM
JST
→
7:30 PM
IST
🇮🇳

Best Meeting Times for JST and IST

Optimal Collaboration Hours

Best times for JST ↔ IST meetings and calls

✅ Business hours overlap available

Recommended Meeting Windows

1:00 PM JST → 9:30 AM IST
Perfect for both time zones
2:00 PM JST → 10:30 AM IST
Perfect for both time zones
3:00 PM JST → 11:30 AM IST
Perfect for both time zones

Based on standard business hours (9:00 AM - 6:00 PM) in each time zone

Frequently Asked Questions

What is the time difference between JST and IST?

Japan Standard Time (JST) is 3 hours and 30 minutes ahead of Indian Standard Time (IST). This difference should be considered when scheduling meetings or events across these time zones.

How do I convert JST to IST manually?

To convert JST to IST manually, subtract 3 hours and 30 minutes from the JST time. For example, if it is 3:00 PM JST, it would be 11:30 AM IST after the conversion.

Are there online tools available for converting JST to IST?

Yes, several online tools can help you convert JST to IST easily. Websites like iformat.io provide user-friendly interfaces where you can instantly input your JST time and receive the corresponding IST time.

What is the best time to schedule a call between JST and IST?

The most convenient time for a conference call between JST and IST is typically between 12:30 PM and 6:00 PM in JST, which corresponds to 9:00 AM to 2:30 PM in IST. This timeframe accommodates regular working hours for both regions.

How does daylight saving time affect the conversion from JST to IST?

Japan does not observe daylight saving time, so the conversion from JST to IST remains consistent throughout the year. You will always subtract 3 hours and 30 minutes from JST to get IST.

What should I consider when planning international meetings involving JST and IST?

When planning international meetings, it's essential to consider the 3-hour and 30-minute difference and potential overlap with working hours. Scheduling during standard business hours for both regions helps ensure maximum participation.
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