To provide a computer case, wherein an acrylic plate is directly irradiated to be luminous with an LED as a luminescent, a color can be selected by a user's free choice by using a control unit, furthermore, an operation status of a computer is transmitted to the luminescent based on an instruction from the control unit for suitable illumination.

The computer case for housing a hard disk and a CPU (central processing unit), etc. of a computer has the configuration comprising a light emission portion composed of LEDs for emitting respective colors of R, G and B, an acrylic plate portion on a surface of the case for reflecting a light emitted from the LED light emission portion, an LED control unit for controlling light emission of the LEDs connected to the light emission portion.