Abstract: A portable terminal device includes a display module which can be set to be in a see-through state that a user can see-through a scenery behind, a display control module which controls the display module, a storage module which stores a destination position, a position obtaining module which obtains a current position, and a comparison module which compares the destination position and the current position. Then, the display control module displays information showing the destination position on the display module according to a comparison result of the comparison module, and sets a display area other than information showing the destination position on the display module to be in the see-through state.

Abstract: A portable terminal apparatus is provided. The portable terminal includes a first unit including a first display part, a second unit including a second display part, and a switching part configured to cause the first unit and the second unit to switch between a first position in which the first unit covers the second display part and a second position in which at least a part of the second display part is exposed to an outside. The first unit is configured such that an opposite side of the first unit is visible through the first display part.

Abstract: A portable terminal device includes a display module which can be set to be in a see-through state that a user can see-through a scenery behind, a display control module which controls the display module, a storage module which stores a destination position, a position obtaining module which obtains a current position, and a comparison module which compares the destination position and the current position. Then, the display control module displays information showing the destination position on the display module according to a comparison result of the comparison module, and sets a display area other than information showing the destination position on the display module to be in the see-through state.

Abstract: A portable terminal apparatus is provided. The portable terminal includes a first unit including a first display part, a second unit including a second display part, and a switching part configured to cause the first unit and the second unit to switch between a first position in which the first unit covers the second display part and a second position in which at least a part of the second display part is exposed to an outside. The first unit is configured such that an opposite side of the first unit is visible through the first display part.