| 摘要 |
PROBLEM TO BE SOLVED: To provide a portable communication terminal which is capable of stable operation input even in the case of quick and violent depressing operation like continuous attacks in a game. SOLUTION: A portable communication terminal S has a lot of key buttons 30 projecting from an outside surface 10 of a casing 1, and a prescribed range in around specific projecting key buttons 30B out of the outside surface 10 is made lower than a range 40A other than the range 40B.
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