He wears a plain white shirt, over which he wears an open black jacket with a white lightning pattern across his back and matching pants with two lines running down his legs. He has a single, square-shaped earphone over his right ear, resembling a radio antenna sticking out of the top. Denki has short gold hair, parted to the right with a black lightning-shaped streak on the left of his side fringe, which is angled to partially obscure his left eye. Energetic, caring, timid, flirty, nerd, sweet