An information processing device capable of processing navigation information is provided. A touch panel can display images and can receive a user's touch operation. An image generation section generates a navigation image including a map image and a plurality of operation button images for receiving the touch operation, the images being displayed on the touch panel. A plurality of operation button images include a first operation button image related to a navigation function and a second operation button image related to a plurality of functions other than the navigation function. The image generation section generates a first image which is obtained by combining the navigation image and the first operation button image and a second image which includes the second operation button. The first image and the second image are respectively displayed in a first display region and a second display region. The first display region and the second display region are separated by a movable boundary.