You mean the laptop should have Japanese Letters instead of Alphabet Letters and that stuff ? I can tell you how to switch the tastatur to
Japanese letters if that is enough for you, but if you want a laptop
from Japan i would order it online.
Check out
http://tenpo.sofmap.com/tenpo/event/pop/5200002_09.htm
or
http://kakaku.com/used/pc/
Maybe you can order on about amazon.
Good luck^^