Beatmania 2 DX 9th Style

Mirror+ and Random+ modes:
Press Start in free mode to enter the modifier menu. Hold 2 (first black key) for two seconds until the Mirror name turns red to enable Mirror+ mode. Repeat this until the Random name turns red to enable Random+ mode. Repeat this until both names turn red to enable both Mirror+ and Random+ modes.

Beyond The Earth song:
Clear Arcade, Expert, or Class Mode three times

Jaeger Final Attack song:
Clear Arcade, Expert, or Class Mode six times

No. 13 song:
Clear all new songs in Beatmania 2DX 9th Style (including Beyond the Earth and Jaeger Final Attack)