It depends on where you are. If you are in Japan, it is one hour behind Japan. If you are in Bangkok, they are in the same time zone. It is 2 1/2 hours behind Adelaide, AU. It is 5 hours ahead of Finland. But New York is 11 hours behind Vietnam (during daylight savings), 12 hours behind the rest of the year.
flightmedicine
That would depend on where you are at in the world. c