Abstract: A display position determination apparatus has a selection unit selecting a first part from a parts group of display objects, an acquisition unit acquiring display occupancy in a display screen for each of said display objects, a judgment unit judging whether a balloon for the first part selected by said selection unit can be displayed within a non-display area or not in said display screen where no parts group is displayed; a search unit searching a second part from said parts group based on the display occupancy acquired by said acquisition unit when said judgment unit judges that the balloon cannot be displayed in said non-display area, and a determination unit determining that the display area of the balloon for said first part is within the display area of the second part searched by said search unit.