Only 1 hour if you are traveling at 2977kph.
It depends on the speed of the boat
A long time
How fast is the boat going?
Depends on your boat
Check
how long does it take to travel by boat from vitnarm to australia
That depends on your speed.
235 days
That depends on your speed.
By kayak, it would take about 35 days to travel from California to Japan. It takes 80 days by sail boat.
not very long
It should take about 22 hours.