In addition to announcing a preliminary DDR Hottest Party 2 songlist, the DDR Online Commnity also released a snippit songlist for the upcoming PS2 release, DDR X.

LICENSES
EXCLUSIVELY REMIXED FOR DDR X:
Butterfly (2008 X-edit) - SMiLE.dk
DUB-I-DUB (2008 X-edit) - Me & My

30 Lives - (DDR Song Contest Winner)
Big Girls Don’t Cry - Fergie
Boy (DJ Irene Rockstar Mix) - Book of Love
Happy - Fischerspooner
Here It Goes Again - OK Go
Here We Go - Ozomatli (with video of a performace from the Los Angeles House of Blues)
Put ‘Em Up - Edun
Sound of Freedom - Bob Sinclair ft. Cutie B., Bary Pine, and Dollarman
Till the Lonely’s Gone - (DDR song Contest Winner)
U Can’t Touch This - MC Hammer
Wine Red (Tommie Sunshine’s Brooklyn Fire Retouch) - The Hush Sound

Konami Originals
Dance Celebration - Bill Hamel
Dance Floor - neuras feat. Yurai
Flight of the Phoenix - Jena Rose
Flourish - sonic-coll. feat. Frances Maya
Inspiration - DKC Crew
On the Break - Darwin
Party Lights - Tommie Sunshine
Poseidon - NAOKI Underground
puzzle - 日本少年
S-A-G-A - Veeton
SABER WING - TAG
Slip Out - Harmony Machine
stealh - Daisuke Asakura
Tah He Spitz - DKC Crew
Ticket to Bombay - Jena Rose
TimeHollow - Masanori Akita
Tracers (4Beat Remix) - Ruffage & Size
Trust -DanceDanceRevolution mix- (from the Gurren Lagann anime)

New Information:
Xmixes - Continuous DJ mixes that appear to be done in the vein of Ultramix/Universe Power Mixes.