Reboot...
	Various unlockables...

At any time during the game (except during boss battles), press and hold down (crouch) and press C C C C Z to "reboot" Iji's nanofield, resetting all stats (excluding jump and armor upgrades) and returning all spent points, at the cost of most of your ammo and health. You will also no longer regain health from upgrading your health stat for the remainder of the sector.

Unlockable	How to unlock
Alternate Outfit	Beat the game on Extreme or higher.
Enemy Information	Achieve the "Immortal" gameplay rank.
Play Hero 3D Menu Option	Beat the game on Hard or higher.
Sector Maps	Beat the game on Normal or higher.
Single Sector Play	Beat the game on Normal or higher.
Sound Test Menu Option	Beat the game on Normal or higher.
Sudden Death Sector	Beat the game on Hard or higher.
Turbo Mode	Beat the game on Ultimoral.
Weapon Information	Achieve the "Nanomaster" gameplay rank.