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XBox - Murakumo cheats

Unlock Free Mission Mode
Finish the game in scenario mode.

Unlock Expert Mission Mode
Finish the game in scenario mode with an "A" rank or higher in 
each mission.

Unlock LX-30R in free mission and expert mission modes:
Finish the game in scenario mode

Unlock Special Arts Option
Finish the game in expert mission mode.

Movies form 2001 Tokyo Game Show and music test:
Finish the game in expert mission mode and reach "SS" rating in 
every mission to unlock the bonus movie in the "Special Movie" 
option and the "Music Mode" option.