19 hours difference.
the difference between Tokyo and wellington is that Tokyo has a bigger population and has a better government
Tokyo is 4:30hrs ahead of Kabul's time.
2 ...
is queensland behind hawaii in time
http://www.worldtimeengine.com/doTime/seattle/tokyo/
Tokyo is 8 hours ahead of Slough.
About 6 hrs
2.5
There is never a time difference between Japan and South Korea; the time is both countries is UTC + 9 hrs.
Tokyo is anywhere from 14 to 17 hours ahead of the US, depending on which US time zone you are in.
7 hours
Australia is 20 hours ahead of Hawaii.