...or 柿の種 means "persimmon seed" but actually it is a very popular snack/junk food, often served with drinks. Here in the limited cheese-flavored version that can only be found at the Kirin brewery. As I think I've mentioned before, the Japanese love everything that is "limited", "exclusive" etc.; something related to the evanescence of things and other such profound stuff.
(For a bigger version of this picture both in color and black and white, check my "Japan Arekore" set on Flickr)