Difference time between Japan and Greenland in hours, minutes, and seconds is [ +12 hours ] with gregorian date today is Monday 27th of October 2025 in Japanese local time, Where the time now in Japan is 05:05 AM and the time now in Greenland is 17:05 PM in Greenlandic local time and the time comparison between Japan and Greenland in greenwich time ( GMT ) where Japan advanced about greenwich time ( GMT +09:00 ) while Greenland late for greenwich time ( GMT -02:00 ).