It does not look like COSTCO ... It must be the remains from the old PROCE CLUB. This COSTCO is somewhat close to La Jolla where rich people live. That might be the reason why they have such a collection of expensive liquors.
シェア
ClockLink 
freetinyimages 
さわ 
田仲なお美 
落語好きプロコーチ 砂村よしお 
中村祐美子 
ロッキーおしょう 
ウチクラ ケンイチ 
Pacific Software Publishing, Inc. 
Tetsuro Watanabe 
さち