| 主权项 |
1. A portable information processing apparatus for performing predetermined processing in accordance with a user operation, the information processing apparatus comprising:
a housing so shaped that a thickness of an upper side surface of the housing is greater than a thickness of a lower side surface of the housing such that the closer to the lower side surface, the thinner the housing; and at least one operation button provided on the upper side surface of the housing, wherein the at least one operation button is two operation buttons provided on left and right of the upper side surface of the housing, and wherein in the operation button provided on the left, a press surface to be pressed by a user is formed into a curved surface that connects the upper side surface and a left side surface of the housing, and in the operation button provided on the right, a press surface to be pressed by the user is formed into a curved surface that connects the upper side surface and a right side surface of the housing. |
