PURPOSE: To provide an improved container, tank, and similar kinds which easily and precisely accomplish load and unload to an automobile and the adjustment of its movement and position, using manual efforts by small number of people, without depending on external various equipment.

CONSTITUTION: In a vertical space 2 provided between corner mounting parts 4 at whole or part of each corner, a machining or hydraulic driving self-rising leg 3 hinged around a vertical axial line 11 between the mounting parts 4 with at least two sets of indirect connecting arms 12, 13, a container and similar kinds 1 essentially having a parallelepiped shape, are constituted so as to rotate between a recessed stop position and a projecting operation position.