To provide a vertical-type resin container for forming/storing rice balls, capable of rapidly and simply forming the rice balls and capable of storing and carrying the rice balls as they are.

This vertical-type resin container for forming/storing rice balls is composed of a container body (1), an outer cover (3), and an inner cover (2), wherein the container body (1) receives three pieces of the rice balls having triangular shape in such a state that they are vertically stood and aligned, the outer cover (3) has a surface closely joined to an opening which is formed in the container body as a bottom face, and further has partitions used for separating the rice balls from each other and vertically extended from the bottom face, and the inner cover (2) comprises a plate material intervening between the container body and the outer cover and having positioning slits through which the partitions pass.