The Games Workshop Store in Tokyo

The Games Workshop Store in Jimbocho

Note: It is closed every Thursday.

Games Workshop has a store in Jimbocho not far from Shosen Book Mart here is a link
to find them:

http://jp.games-workshop.com/hobbycentres/jinbocho/default.htm

"...the store is in JImbocho station and you will find it
easily using the underground exit A5."

--ciao Giovanni Posted at the JIGG Forum

It is a small shop when compared to GW stores in North America. However it is a nice little shop with a gaming space upstairs. You must use GW games and miniatures.
The staff is knowledgable and helpful.