Difference time between Nigeria and Japan in hours, minutes, and seconds is [ -8 hours ] with gregorian date today is Friday 21st of August 2026 in Nigerian local time, Where the time now in Nigeria is 16:40 PM and the time now in Japan is 00:40 AM in Japanese local time and the time comparison between Federal Republic of Nigeria and Japan in greenwich time ( GMT ) where Nigeria advanced about greenwich time ( GMT +01:00 ) while Japan advanced about greenwich time ( GMT +09:00 ).