Highlighted rows fall within 09:00–18:00 in both places: 6 shared working hours.
Clock changes in IST and Tokyo
IST
India Standard Time (IST)
No daylight saving time.
Tokyo
Japan Standard Time (JST)
No daylight saving time.
Time difference between IST and Tokyo today
Today Tokyo is 3.5 hours ahead of IST. When it is 09:00 in IST, it is 12:30 in Tokyo. IST is on India Standard Time (IST); Tokyo is on Japan Standard Time (JST).
Does the IST to Tokyo time difference change?
No. Tokyo is 3.5 hours ahead of ist all year, because neither place changes its clocks.
Calling hours for IST and Tokyo
When Tokyo is 3.5 hours ahead of IST: 5 shared office hours, 09:00 to 14:00 in IST (12:30 to 17:30 in Tokyo).
Frequently asked questions about IST and Tokyo time
What time is it in Tokyo when it is 9:00 AM in IST?
12:30 today; Tokyo is 3.5 hours ahead of IST.
Does the time difference between IST and Tokyo change during the year?
No, it stays 3.5 hours ahead all year because neither place changes its clocks.