PURPOSE: To provide an information managing device and display control method for inputting or correcting schedule data while confirming the overlap with the other schedule data without requiring any complicated operation.

CONSTITUTION: The schedule data are stored in a schedule storage area 13a of a RAM 13, when inputting or correcting the schedule data, the other schedule data related with these schedule data or the non-corrected schedule data are read from the schedule storage area 13a through a time bar managing part 14 and its time or date is displayed by a time bar. When the schedule data are inputted or corrected, the time bar showing the time or date of these schedule data is displayed in any different form.