1 AM IST to JST
India Standard Time → Japan Standard Time
Outside business hours
IST
1 AM
UTC+5:30
=
JST
4:30 AM
UTC+9
1 AM IST (India Standard Time) equals 4:30 AM JST (Japan Standard Time). This falls outside typical business hours for one or both regions.
Live — IST
23:08:26
Wednesday, March 18
UTC+5:30
Live — JST
02:38:26
Thursday, March 19
UTC+9
IST
- Full name
- India Standard Time
- UTC offset
- UTC+5:30
- DST
- Not observed
- Region
- South Asia
24-Hour Comparison — IST to JST
Click any row to jump to that hour's page.
12 AM6 AM12 PM6 PM11 PM
ISTJSTDayMeeting
12 AM
3:30 AM
–
Off hours
1 AMthis
4:30 AM
–
Off hours
2 AM
5:30 AM
–
Off hours
3 AM
6:30 AM
–
Off hours
4 AM
7:30 AM
–
Off hours
5 AM
8:30 AM
–
Early/Late
6 AM
9:30 AM
–
Early/Late
7 AM
10:30 AM
–
Early/Late
8 AM
11:30 AM
–
Good
9 AM
12:30 PM
–
Good
10 AM
1:30 PM
–
Good
11 AM
2:30 PM
–
Good
12 PM
3:30 PM
–
Good
1 PM
4:30 PM
–
Good
2 PM
5:30 PM
–
Good
3 PM
6:30 PM
–
Good
4 PM
7:30 PM
–
Early/Late
5 PM
8:30 PM
–
Early/Late
6 PM
9:30 PM
–
Early/Late
7 PM
10:30 PM
–
Off hours
8 PM
11:30 PM
–
Off hours
9 PM
12:30 AM
+1d
Off hours
10 PM
1:30 AM
+1d
Off hours
11 PM
2:30 AM
+1d
Off hours
Green = business hours overlap · Amber = partial · Red = off hours
All Hours — IST to JST
Hub page →IST ↔ JST Overview
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