Search keyword input device, search keyword input method, and search keyword input program

摘要

A search keyword input device includes multiple keyword type selection keys for showing multiple keyword types for the purpose of distinguishing and narrowing down multiple search keywords so as to be selectable, and used for selection of the multiple keyword types, a display unit which corresponds to the multiple keyword type selection keys, and which displays multiple selecting notification display elements for the purpose of notifying that the multiple keyword types are selected, and a control unit for controlling the selecting notification display elements corresponding to the keyword type selection keys to be displayed on the display unit as instructed when the keyword type selection key for selection of the keyword type is instructed.