<;P>;PROBLEM TO BE SOLVED: To provide a rice ball set package designed such that a whole container can be warmed in a microwave oven easily and quickly, thereby making it possible to form a warm rice ball that tastes like a hand-made, home-made one. <;P>;SOLUTION: The package includes a rice storing container in which processed cooked rice is hermetically stored, and a rice ball-molding film. The container body 10 of the cooked rice storing container has two rise storing parts 20 disposed axially symmetrical, each being formed of a sidewall part and a bottom wall part. Using the molding film, one rice ball is formed from the processed cooked rice stored in the two cooked rise storing parts. In the drawing, reference numeral 3 represents a sheet of dried sea weed and reference numeral 21 represents a hollow for placing a filling material therein. <;P>;COPYRIGHT: (C)2009,JPO&INPIT