Mobile electronic device, control method, and storage medium storing control program

A mobile electronic device, comprising:

• a first housing including a first display unit;
• a second housing including a second display unit;
• a form detector for detecting a first form in which the second display unit is covered with the first housing while the first display unit is exposed to the outside and a second form in which the first display unit and the second display unit are exposed to the outside;
• and
• a control unit for causing objects for activating a function to be displayed on the first display unit and on the second display unit in an associated manner in conjunction with a change in form detected by the form detector,
• wherein the control unit is configured to cause a first character string, which corresponds to a first icon displayed on the first display unit, to be displayed on the second display unit when a change from the first form to the second form is detected by the form detector,
• wherein the control unit is configured to cause the first icon, which corresponds to a second icon displayed on the second display unit in association with the first character string, to be displayed on the first display unit when a change from the second form to the first form is detected by the form detector,
• wherein the control unit is configured to cause, when a second character string displayed on the first display unit is dragged to the second icon displayed on the second display unit or the first character string corresponding to the second icon, a screen corresponding to the second icon to be displayed on the second display unit in a state in which the second character string is input.