To make a connector on the back surface of a drawer which is electrified smoothly engage with a connector at the internal end section of a housing case main body by a single motion.

To the back surface of the drawer 3, a drawer-side connecting part 10 which is integrated as one part by providing a connector and one of guiding devices at a fixed position is attached. To the internal end section of the main body 2 of a medicine case 1, a main body-side connecting part 20 which is integrated as one part by providing the connector and the other one of the guiding devices is attached. When the drawer 3 is returned to the main body 2, one and the other one of the guiding devices are engaged and positioned, and then, both connectors are engaged.