To provide the character input device which makes it easy to input difficult KANJI (Chinese character) according to a user and the character display device which displays difficult-to understand characters such as a variant form character, a variant shape character, a half-size character, and a full-size character in an easy-to-see state.

On a tablet 9, two input parts which are a component input part 11 and a stroke number input part 13 and a result display part 15 are displayed and when the radical and components constituting KANJI are inputted to the component input part 11 and the number of strokes is inputted to the stroke number input part 13, KANJI having the radical and components is displayed at the result display part 15.