At the time I bought my Tokai the conversion was like this (Starting with the high end Love Rocks):
[notice he shows you the conversion then marks it down even more.]
as of Tue, 02 Apr 2002
LS320 -Price/List price 320,000yen/1USD=130yen(about)/USD $2466.00
Your price USD $2106.00+Shipping & Handling.
LS200 -Price/List price 200,000yen/1USD=130yen(about)/USD $1540.00
Your price USD $1310.00+Shipping & Handling.
LS75Q -Price/List price 75,000yen/1USD=130yen(about)/USD $577.00
Your price USD $520.00+Shipping & Handling.
LS70F -Price/List price 70,000yen/1USD=130yen(about)/USD $538.00
Your price USD $485.00+Shipping & Handling.
LS65 -Price/List price 65,000yen/1USD=130yen(about)/USD $500.00
Your price USD $450.00+Shipping & Handling.
LS60 -Price/List price 60,000yen/1USD=130yen(about)/USD $462.00
Your price USD $415.00+Shipping & Handling.
The LS320 and LS200 are TOP OF THE LINE, you probably wont find a Gibson as nice as these! My personal choice is the LS75Q and LS65. Hopefully those prices can give you an idea of the dollar:yen. I found a site by searching google for price conversion that worked too.