Acquire all database logs.
Unlocked: 07 Jun 2009 19:16:14
Obtain every weapon and weapon upgrade.
Unlocked: 07 Jun 2009 18:58:07
Collect all twelve hidden Yashichis - one from each of Area 01 - 12.
Unlocked: 07 Jun 2009 17:22:40
Obtain the Shin Guards, the Bulletproof Vest and the Helmet.
Unlocked: 07 Jun 2009 17:14:19
Clear Area 02 without touching a slime blob.
Unlocked: 30 May 2009 21:09:08
Cat burglar
20Get to the boss of Area 05 within one minute and thirty seconds.
Unlocked: 30 May 2009 19:33:49
Clear any of Area 1 - 12 without firing your gun.
Unlocked: 30 May 2009 18:41:41
Block 100 projectiles using the claw.
Unlocked: 28 May 2009 02:45:00
Kill all foot soldiers and enemy trucks on a Meet With Enemy sequence.
Unlocked: 26 May 2009 21:41:33
Acquire at least one star in each of the Challenge Rooms 1 - 56.
H4><0rz
10Hack through all the hacking games on Hard.
Clear the game on Super Hard.