Get "Divine Service" - Link with DJ Max Portable 2 using the Link Disc.
Get "Hamsin" - Link with DJ Max Portable 1 using the Link Disc.
Get "Nightmare" - Complete the song to get it at Level Club (4th Area, Core System).
Get "Proposed," "Flower" and "Wolf Part 2" - Execute a 25,000 point combo in Freestyle mode.
Get "Space of Soul" - Complete the song to get it at Fire Club (6th Area, Load of Flame).
Get HD, MX and RD 6B Styles:
Get Colours Of Sorrow HD - Complete Colours Of Sorrow NM 6B Style.
Get Desperado HD - Complete Desperado NM 6B Style.
Get Grave Consequence HD - Complete Grave Consequence NM 6B Style.
Get Heart Of Witch HD - Complete Heart Of Witch NM 6B Style.
Get I Want You HD - Complete I Want You NM 6B Style.
Get I Want You RD - Play 194 Songs.
Get In My Dream HD - Complete In My Dream NM 6B Style.
Get Movies:
Get Black Square Opening - Execute a 10,000 point combo in Freestyle mode.
Get DJ Max Live Miracle Concert - Do 425 songs.
Get Ending and Credits - Do 703 songs.
Source:http://www.gamingcheats.com/psp/4643/dj-max-portable-black-square-cheats.html
