The game intended for treatment directly is not yet much in domestic and even though it is used for child psychotherapy, the direct game therapy has not been used yet. But the possibility of the game therapy is likely to increase in the future due to emerging the field of virtual reality therapy, recreational therapy. In this study it is proposed the rhythm game using the balance ball connected the wired/wireless PC, it is the reason why the functional game may help the upper limb rehabilitation if you are using it continuously without a place, time, and cost constraints.

• 임창주(Department of Game and Multimedia Engineering, Korea Polytechnic University) | C. J. Lim Correspondence to