Osaka Time to IST Converter
IST is 3 hours 30 minutes behind JST. 9:00 AM JST = 5:30 AM IST.
IST is 3 hours 30 minutes behind JST. To convert Osaka Time to IST, subtract 3 hours 30 minutes from the Osaka Time time: 9:00 AM JST = 5:30 AM IST.
Osaka Time (Osaka time) is used in Osaka, Japan. IST (India Time) is used in India and Sri Lanka (UTC+5:30, no daylight saving time).
IST here means India Standard Time, not Irish or Israel Standard Time.
Osaka Time to IST time conversion table
Osaka Time to IST on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| Osaka Time | IST |
|---|---|
| 12:00 AM | 8:30 PM−1 |
| 1:00 AM | 9:30 PM−1 |
| 2:00 AM | 10:30 PM−1 |
| 3:00 AM | 11:30 PM−1 |
| 4:00 AM | 12:30 AM |
| 5:00 AM | 1:30 AM |
| 6:00 AM | 2:30 AM |
| 7:00 AM | 3:30 AM |
| Osaka Time | IST |
|---|---|
| 8:00 AM | 4:30 AM |
| 9:00 AM | 5:30 AM |
| 10:00 AM | 6:30 AM |
| 11:00 AM | 7:30 AM |
| 12:00 PM | 8:30 AM |
| 1:00 PM | 9:30 AM |
| 2:00 PM | 10:30 AM |
| 3:00 PM | 11:30 AM |
| Osaka Time | IST |
|---|---|
| 4:00 PM | 12:30 PM |
| 5:00 PM | 1:30 PM |
| 6:00 PM | 2:30 PM |
| 7:00 PM | 3:30 PM |
| 8:00 PM | 4:30 PM |
| 9:00 PM | 5:30 PM |
| 10:00 PM | 6:30 PM |
| 11:00 PM | 7:30 PM |
Conversion table from Osaka Time to IST for 7 Nov 2026. A tick marks hours that fall between 9 AM and 5 PM in both places. +1 means the next day in IST, −1 the previous day.
- ✓ marks 9 AM–5 PM in both places
- Greyed times are night in the destination (10 PM–6 AM)
How to convert Osaka Time to IST
Subtract 3 hours 30 minutes from the Osaka Time time to get IST.
Example: 9:00 AM JST = 5:30 AM IST.
Across midnight: 1:00 AM JST = 9:30 PM IST (previous day). The date changes, so always check the day as well as the hour.
Time difference between Osaka Time and IST
The time difference between Osaka Time and IST is 3 hours 30 minutes all year – IST is behind JST.
Osaka Time and IST during daylight saving time
- Osaka Time does not observe daylight saving time; it stays on UTC+9 all year.
- IST does not observe daylight saving time; it stays on UTC+5:30 all year.
Best time for a meeting between Osaka Time and IST
Osaka Time and IST share 4 hours 30 minutes of the 9 AM–5 PM working day. Any time between 12:30 PM and 5:00 PM JST lands between 9:00 AM and 1:30 PM IST, inside working hours for both.
Osaka Time to IST FAQ
What is the time difference between Osaka Time and IST?
IST is 3 hours 30 minutes behind JST all year. 9:00 AM JST = 5:30 AM IST.
What is 9 AM Osaka Time in IST?
9:00 AM JST is 5:30 AM IST.
What is 12 PM (noon) Osaka Time in IST?
12:00 PM JST is 8:30 AM IST.
Is IST ahead of or behind Osaka Time?
IST is 3 hours 30 minutes behind JST, so it is earlier in IST than in Osaka Time.
Does Osaka Time change for daylight saving time?
No. Osaka Time stays on the same offset all year, so conversions never shift for daylight saving time.
Does IST change for daylight saving time?
No. IST stays on the same offset all year, so conversions never shift for daylight saving time.
What is the best time for a meeting between Osaka Time and IST?
Osaka Time and IST share 4 hours 30 minutes of the 9 AM–5 PM working day. Any time between 12:30 PM and 5:00 PM JST lands between 9:00 AM and 1:30 PM IST, inside working hours for both.
Related conversions
Convert IST to Osaka Time
Convert Osaka Time to other time zones
Convert other time zones to IST
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.