One of my friends will go Japan for a 2-week seminar, and he intends to buy racquets there. He just wonder who is the distributor of Yonex in Japan, or if Yonex Japan has itself distribution channel in Japan? How he can find badminton racquet, go to sport shops?

TIA for your clarification.

One of my friends will go Japan for a 2-week seminar, and he intends to buy racquets there. He just wonder who is the distributor of Yonex in Japan, or if Yonex Japan has itself distribution channel in Japan? How he can find badminton racquet, go to sport shops?

TIA for your clarification.
yes, stores only unless Mr. Minoru Yoneyama is your dad or u r sponsored by yonex:p

you didn't say where you friend is going. Japan is a very big country!

for Tokyo, he can go to the official Yonex Store:

http://www.badmintoncentral.com/forums/showthread.php?t=19645

He can get Yonex rackets at any sports shops. Notably more popular shops is like Windsor, Raketshop etc..