The Bourbon Elise Waguri is a Japanese confectionery produced by Bourbon Corporation, a well-known Japanese snack manufacturer. This treat consists of light, crispy wafers filled with a rich cream made from waguri, which translates to "Japanese chestnut." The chestnuts used are sourced from Kumamoto Prefecture, renowned for producing high-quality chestnuts with a distinct, sweet flavor.

These wafers are often enjoyed alongside tea or coffee and are popular during the autumn season when chestnuts are in harvest. They can be found in Japanese supermarkets, specialty Asian grocery stores, or through online retailers that offer international shipping.

For those interested in purchasing, the Bourbon Elise Waguri wafers are available on platforms like Amazon. 

Availability may vary depending on your location, so it's advisable to check with local Asian markets or online stores that specialize in Japanese snacks.

In summary, the Bourbon Elise Waguri offers a delightful taste of Japanese confectionery, combining the traditional flavor of Japanese chestnuts with the lightness of wafer cookies, making it a treat for those seeking authentic Japanese flavors.