A template processing device includes a selection reception unit that receives selection of a template from available templates, a text input reception unit that receives an input of a text into the selected template, a storage control unit that stores the selected template and a related text that is at least a part of the input text in a storage unit in association with each other, a keyword input reception unit that receives an input of a search keyword for searching the template, an extraction unit that extracts, from the storage unit, the template with which the related text corresponding to the input search keyword is associated, and a display control unit that displays the extracted template on a display unit as an available template.