| 摘要 |
A mobile information terminal apparatus including a first case including a display portion, a second case, and a rotary support mechanism for supporting the first case and the second case such that the first case is horizontally rotatable with respect to the second case and the first case takes at least a first position and a second position different from the first position, in which the shapes of the mobile information terminal apparatus at the first position and the second position are substantially identical. Thus key operability, especially that for performing entertainment functions represented by gaming function, is improved and usability of the apparatus is enhanced.
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