An object is to provide a portable electronic apparatus that improves operability of a person who operates the portable electronic apparatus. The portable electronic apparatus includes a screen unit 1, an operation unit 2, a U-shaped bridge unit 3 that is connected to the operation unit 2 so as to be able to fold the screen unit 1 and the operation unit 2 to face each other, and an anchor unit 4 that anchors the screen unit 1 to the bridge unit 3 while stopping rotation of the screen unit 1, in which the screen unit 1 is connected to the bridge unit 3 so that the screen unit 1 rotates around an axis that is in a generally same direction as a fold axis for the operation unit 2 and the bridge unit 3.