Extra Points 

Unlockable:   How to Unlock:
5000 points   Have the Bleach: Heat the Soul save file 
              on memory stick when selecting the convert menu.
10000 points  Have the Bleach: Heat the Soul 2 save file 
              on memory stick when selecting the convert menu.
20000 points  Have the Bleach: Heat the Soul 3 save file 
              on memory stick when selecting the convert menu.

Unlockable Characters
     Most Characters are unlocked by earning points.

Unlockable    How to Unlock
Nell          Beat all missions in mission battle