How to Open a Triangular Riceball Ch.039 How to Open a Triangular Riceball Ch.039 pic-1 How to Open a Triangular Riceball Ch.039 pic-2 How to Open a Triangular Riceball Ch.039 pic-3 How to Open a Triangular Riceball Ch.039 pic-4 How to Open a Triangular Riceball Ch.039 pic-5