In pictures: Tokyo's gadget heaven

Muscle mouse

For those who worry that those hours at the keyboard are leaving you flabby, the 'muscle mouse' might be the answer.

Stick the pads onto your muscles, anywhere you want to tone, and using power from the computer, electrical pulses will be sent to the pads to tone your flab. You can adjust the strength of the pulses by pressing a button on the side of the mouse.

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