入力デバイス >マウス >Bluetooth光学式 >EEEEEEEXEEEEEEEEEEEEEEEEEEEEE[EEEEEEEAEEEEEEE[EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE[EEEEEEEVEEEEEEEEEEEEEEEEEEEEEEEEEEEE