This research is to improve the cultural-welfare of seniors by vitalizing the limited cultural-contents area and letting them overcome feeling of being left out and of lethargy through development of indoor functional Gateball system. This system makes it possible for senior people enjoy Gateball regardless of space or weather, the disadvantages of outdoor Gateball, and the game is identical to outdoor games and even it has on-line game function s well. The indoor Gateball is safe for seniors to play and the required physical power is just reasonable for seniors. It also has good for preventing dementia and recreational system.

Computerized dementia-prevention training program is the cognition training program to improve and maintain cognitive function for the middle aged and the old. The program consists of many different types of training program based on categorization of complex cognition area. It is basically a self training program with a type games for people with MCI (Mild Cognition Impairment) and for normal people as well. Then this program should be validated by a group of experts for the uniqueness compared to other cognition training games.