PROBLEM TO BE SOLVED: To provide a tray-shaped container and container-packed food for further enhancing protection performance of a storage object, by reducing force received to the flat-shaped storage object, at transport time or in a shopping basket.SOLUTION: A tray-shaped container 30 comprises a bottom wall 31, a peripheral wall 32 rising from the peripheral edge of the bottom wall 31, a storage part 33 that is a space enclosed by the peripheral wall 32 and capable of storing a plurality of flat-shaped storage objects 10 in an attitude of being substantially vertically erected to the bottom wall 31, mutually parallel first inclined plane 41 and second inclined plane 42 provided in two corner parts 35a and 35b opposed in the diagonal direction of the peripheral wall 32 and inclined to sidewalls 46a and 46b in a plan view. The first inclined plane 41 and the second inclined plane 42 align the plurality of respective flat-shaped storage objects 10 in an inclined attitude to the sidewalls 46a and 46b in a plan view by supporting the plurality of flat-shaped storage objects 10 from both sides in the alignment direction.SELECTED DRAWING: Figure 2