| 摘要 |
A symbol input device includes a plurality of symbol keys, a correction key, a time keeping portion for measuring a time for which the symbol key is pressed and held, a storage portion for storing data, and an input receiving portion which accepts input with the symbol key or the correction key, recognizes a time for which the symbol key is pressed and held based on the measurement by the time keeping portion, automatically accepts re-input of the symbol corresponding to the symbol key when the time for which the same symbol key is pressed and held exceeds a predetermined long press time, and increases the long press time every time when the number of correction times that is the number of times of which the correction key has been pressed reaches a predetermined first number of times after the automatic re-input.
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