Acquire all database logs.
Unlocked: 03 Jan 2014 13:04:10
Collect all twelve hidden Yashichis - one from each of Area 01 - 12.
Unlocked: 03 Jan 2014 12:44:25
Clear any of Area 1 - 12 without firing your gun.
Unlocked: 03 Jan 2014 11:23:37
Obtain every weapon and weapon upgrade.
Unlocked: 02 Jan 2014 13:24:15
Clear the game on Super Hard.
Unlocked: 02 Jan 2014 11:50:43
H4><0rz
10Hack through all the hacking games on Hard.
Unlocked: 02 Jan 2014 08:05:06
Obtain the Shin Guards, the Bulletproof Vest and the Helmet.
Unlocked: 01 Jan 2014 00:28:41
Clear Area 02 without touching a slime blob.
Unlocked: 31 Dec 2013 23:14:50
Cat burglar
20Get to the boss of Area 05 within one minute and thirty seconds.
Unlocked: 31 Dec 2013 22:47:26
Acquire at least one star in each of the Challenge Rooms 1 - 56.
Unlocked: 25 Dec 2013 21:00:39
Block 100 projectiles using the claw.
Unlocked: 25 Dec 2013 19:11:29
Kill all foot soldiers and enemy trucks on a Meet With Enemy sequence.
Unlocked: 20 Dec 2013 03:08:30