Izumiya 和泉屋 Taito-ku, Asakusa 1-1-4 Tel. 03-3841-5501 10:30 – 19:30 (closed Thursdays) http://www.asakusa.gr.jp/nakama/izumiya/ (Japanese) This quaint sembei shop presents the rice crackers in glass jars with tin lids. A wide variety of flavors include both sweet and savory like shiso, zarame (rock sugar), and a very spicy dried red pepper covered ookara. The very delicate…