This matcha red bean layered mousse cake is a decadent and impressive dessert that is perfect for special occasions. To make this cake, you will need to prepare a cake batter and add matcha powder and red bean paste to the mix. Bake the cake in two round pans and let them cool before layering with a matcha mousse and a red bean mousse. This cake is best served chilled and can be decorated with fresh fruit or chocolate shavings.