A left panel has a portion exceeding a size of a left lens, and a left-eye image displayed in an area of the left panel, which exceeds the size of the left lens, is not visually recognized by a user. A right panel has a portion exceeding a size of a right lens, and a right-eye image displayed in an area of the right panel, which exceeds the size of the right lens, is not visually recognized by the user. An HMD stores a display start position of the left-eye image and a display start position of the right-eye image. The HMD acquires a left-eye image having a size corresponding to the size of the left lens and a right-eye image having a size corresponding to the size of the right lens, which are generated by an external apparatus. The HMD causes the left-eye image to be displayed from the display start position of left-eye image stored in advance and causes the right-eye image to be displayed from the display start position of right-eye image stored in advance.