<p>A portable terminal is in that a concave curved portion (10) is formed on the surface of a cover of a portable phone (1) from the lower end portion of a display portion (6) to a transmitter portion (7). A cross direction input operation switch knob (4) is provided projecting from the bottom of the concave curved portion (10). The cross direction input operation switch knob (4) is formed shorter than a depth of the concave curved portion (10) so as not to come in contact with a flat surface of a desk even when the portable phone (1) is downwardly placed on the desk. <IMAGE></p>