Surikogi(wooden pestle) is used in combination with a mortar for “grinding, dissolving, and mixing” to delicately adjust the taste and texture. Prickly Ash has been used as groundwood since ancient times because its wood is extremely hard and resistant to abrasion.The constituents contained in sansho are said to be effective in stimulating the internal organs, especially the stomach and intestines.The leaves, flowers, fruits, and bark of the sansho tree are all used. Aritagawa-cho, located in the Aritagawa River basin, which originates from Koyasan, is blessed with abundant nature and is a production center of sansho (Japanese pepper). Taking advantage of the high quality materials, this product is tailored to be easy to hit with a mortar and fit in your hand. Material: Sansho (Japanese pepper), silkWeight: 15gDirect flame xIH xMicrowave xOven xDishwasher x