To provide a storage device with good usability by which the selection can be made simply between the usage while a plurality of upper and lower movable storage bodies are extended forward all together and the usage while individual movable storage bodies is extended forward independently.

The plurality of movable storage bodies 2 are arranged in a storage section 1 whose front face is open in a vertical direction and the plurality of movable storage bodies 2 can be freely coupled with a coupling means 3. The plurality of storage bodies 2 can be independently extended or retracted from a front face opening 4 of the storage section 1 with the movable storage bodies not coupled by the coupling means 3. Further, the plurality of movable storage bodies 2 can be interlockingly extended or retracted from the front face opening 4 of the storage section 1 as they remain coupled with the coupling means 3.