Matcha (Japanese: 抹茶), occasionally spelled maccha, is a fine, powdered green tea used in Japanese tea ceremony and to dye and flavour foods such as mochi and soba noodles, green tea ice cream and a variety of wagashi (Japanese confectionery). The most famous Matcha-producing region is Nishio in Aichi (on the main island of Honshu). This tea is specifically referred to as Nishiocha.