An information processing apparatus which pleases a user with a higher degree of entertainment property is disclosed. A cap is constructed and arranged to be received on the base section in a snap-fit. 005 mol per 100 g of the diorganopolysiloxane, an organohydrogenpolysiloxane having at least two SiH groups in a molecule, a platinum base curing catalyst, and a retarder is effective for improving the adhesion between various plastic films and silicone pressure-sensitive adhesives and thus forming satisfactory pressure-sensitive adhesive tapes.