Fulfill requirement to receive respective wonderful item.

Unlockable	How to unlock
Armor Breaker	Collect all ID Chips (Left Arms).
Blade Mode Wig	Complete game on Hard difficulty or higher and collect all ID Chips (Left Arms).
Custom Body (Blue)	Finish 50% of the VR Missions.
Custom Body (Red)	Finish 30% of the VR Missions.
Custom Body (Yellow)	Finish all VR Missions.
High-Frequency Long Sword	Rank 1st in all VR Missions.
High-Frequency Machete	Collect 10 Data Storage items.
High-Frequency Murasama Blade	Complete game on any difficulty.
High-Frequency Wooden Sword	Discover all Men in Boxes.
Infinite Wig A	Complete the game on Normal difficulty or higher and collect at least 10 ID Chips (Left Arms).
Infinite Wig B	Complete game on Normal difficulty or higher and collect at least 20 ID Chips (Left Arms).
Standard Body	Complete game on Hard difficulty or higher.
Stun Blade	Collect all Data Storage items.
Suit	Complete File R-00 on Very Hard.