JST to ART
Convert Japan Time — Tokyo to Argentina Time — Buenos Aires — fast, accurate, and daylight-saving aware.
When it's 9:00 AM in Tokyo, it's 9:00 PM in Buenos Aires. Buenos Aires is 12 hours behind Tokyo. Use the converter above to turn any JST time into ART, or scan the hour-by-hour table below for the full day.
JST to ART at a glance
Planning a meeting between Tokyo and Buenos Aires
Tokyo and Buenos Aires share no standard 9-to-5 overlap, so a live call usually means one side taking an early-morning or late-evening slot. The hourly table below helps you pick the least-inconvenient time for everyone.
Hour-by-hour: Tokyo to Buenos Aires
A full day mapped from JST to ART.
Frequently asked
Is Buenos Aires ahead of or behind Tokyo?
Buenos Aires is 12 hours behind Tokyo.
What is 12:00 PM JST in ART?
12:00 PM in Tokyo is 12:00 AM in Buenos Aires (the next day).
Does this converter account for daylight saving time?
Yes. Conversions use the IANA time zone database, so JST and ART automatically reflect the correct daylight-saving offset for the current date.