The purpose of this paper was to clarify housing demands with quantitative analysis using both closed and open questionnaires from residents of staircase type public apartments. Text Mining was utilized as the analytical method. The findings were as follows: 1) Almost half of the residents wanted improvements in bathroom facilities, larger apartments, better sound insulation, and elevators; 2) Elderly residents or small households generally wanted to continue living in their present apartment; 3) There was a high demand for improvements in bathrooms, toilets, and kitchens; 4) The prevalence of particular words in the open questionnaire showed a specific demand for handrails in the bathrooms, renewal of kitchens, larger entrance halls and more closet space.
