A container, comprising a container body having a pair of right and left side-wall plates (20) and a roof plate (60), a bottom plate (70), and a front door (80A) and a rear door (80B) connected to the bottom plate (70), wherein the container body is displaceable relative to the bottom plate (70) between a front exposed position where the front part of the bottom plate (70) is exposed to the outside of the container body and a rear exposed position where the bottom part of the bottom plate (70) is exposed to the outside of the container body with respect to a neutral position. The container body is made foldable, and the front door (80A) and the rear door (80B) are also made foldable on the bottom plate to also make foldable the container. The front door (80A) and the rear door (80B) can also be utilized as a slope for accessing by opening to the outside.