What is the name of the purple round Japanese dim sum with transparent skin?

Coconut white jade cake. After inquiring about the dessert network, I learned that the purple round Japanese dim sum with transparent skin is called coconut white jade cake. Pastry Pastry is a kind of food, which is made of flour or rice flour, sugar, oil, eggs, dairy products and so on. , with various auxiliary materials, fillings and seasonings, and then processed by steaming, roasting, frying and frying.