Founded in Nishio, Aichi in 1888, AIYA has led the global matcha market. The brand "SAI JOEN" is developed by AIYA. The popular products include "Koi Matcha Soft Serve" and "Koi Bus Basque Cheesecake". All of the matcha used in their products is carefully selected for its taste, aroma, and color. They offer everything from classic products that allow you to enjoy the fine taste of matcha to new ways to enjoy matcha.