PROBLEM TO BE SOLVED: To provide a key input practice device so constituted as to be usable for the people of wide range of typing skills and enabling a user to recognize, in reflection of the sound that can be perceived during practice, the user's own typing skill.;SOLUTION: The key input practice device comprises: an input section 1 for performing key input; a reproduction section 2 for reproducing musical tone; a display section 3 for displaying a key mark corresponding to the key to be touched; a timer 4; and a control section 5. The control section 5 determines the key to be touched and makes the display section 3 display the key to be touched as a key mark, compares the key to be touched detected by the input section 1 with the determined key to be touched, judges whether the elapsed time measured by the timer 4 when the key input is detected is within the limited time and determines whether or not the reproduction of music by the reproduction section 2 is to be carried out by tracking back by the limited time, and outputs a direction following the determination to the reproduction section 2.;COPYRIGHT: (C)2008,JPO&INPIT
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