My best guess would be a month
You would have to cross the Pacific Ocean from California to Japan.
The Pacific Ocean.
Pacific
No, you cross the Pacific Ocean to get from California to Japan.
you would find the pacific ocean.
If you are leaving Asia off the tip of India (by Sri Lanka) then you would cross the Indian Ocean to get to Australia. If you are leaving Asia off of China (below Japan) then you would cross the North Pacific Ocean and the Phillipine Sea.
The shortest way would be to cross the Pacific.
The Pacific Ocean.
you would likely go across the south pacific ocean.
The Pacific Ocean & the Atlantic Ocean.
To cross between Asia and Europe, you would cross the Ural Mountains or the Caucasus mountains. If coming from another part of the world to Asia and Europe, then it would depend on where you were coming from and what your initial destination was. For example, if you were coming from Africa and first heading to Europe, then you would cross the Meditteranean Sea. If you were coming from South America and heading to Asia, you would cross the Pacific Ocean.
The Pacific Ocean