VJ YUZ COSMIC CYBER GRADIUSIC CYBER beatmania IIDX 12 HAPPY SKY/단위인정 DanceDanceRevolution 4thMIX rage against usual beatmania IIDX 3rd style beatmania IIDX 9th style/단위인정 GOLI DanceDanceRevolution/수록곡 beatmania IIDX 8th style/단위인정 beatmania IIDX/난이도 체계 beatmania IIDX/수록곡 dj TAKA