| http://www.w3.org/ns/prov#value | - BRIEF SUMMARY OF THE INVENTION [0016] The first aspect of the present invention is a portable terminal has a first housing having at least a display unit, a second housing having at least a main input unit, and connected openably and closably to the first housing, and an auxiliary input unit arranged on a surface other than mutually facing surfaces of both of the housings in a closed state, wherei
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