There are provided a character input apparatus and a tape printing apparatus incorporating the character input apparatus as well as a character input method, which are capable of easily preparing a desired document by calling a design form having a sample text input therein in advance and then editing contents of the sample text. A plurality of design forms each having a sample text input therein in advance are stored, and one design form is selected from the plurality of stored design forms. The sample text of the selected one design form is edited. The sample text of the selected one design form or the edited sample text is displayed on a screen. At the same time, the sample text is also displayed with a cursor added to a character to be edited. In an initial state before editing, the sample text is displayed with the cursor added to a last character thereof.