昭和企業戦士荒山課長
| 収録作品 |
| AC |
| beatmania IIDX 9th style |
| beatmania IIDX 10th style |
| beatmania IIDX 11 IIDX RED |
| beatmania IIDX 12 HAPPY SKY |
| beatmania IIDX 13 DistorteD |
| beatmania IIDX 14 GOLD |
| beatmania IIDX 15 DJ TROOPERS |
| CS |
| beatmania IIDX 9th style |
| 収録CD |
| ORIGINAL |
| beatmania IIDX 9th style Original Soundtrack (DISC1) |
| LONGVERSION |
| iFUTURELIST |
| V-RARE SOUND TRACK |
| V-RARE SOUND TRACK 10 (時間外勤務mix) |