All pages with prefix
- Improvement/Categories
- Improvement/Categories/(Large) Carrier Recons
- Improvement/Categories/(Very) Large Dual Purpose Radars
- Improvement/Categories/(Very) Large Dual Purpose Radars (2- Acc)
- Improvement/Categories/(Very) Large Guns
- Improvement/Categories/15.2cm Single Gun Mount & OTO 152mm Triple Rapid Fire Gun Mount
- Improvement/Categories/90mm Single High-angle Gun Mount
- Improvement/Categories/AAFD (7- AA)
- Improvement/Categories/AA Guns (7- AA)
- Improvement/Categories/AA Guns (8+ AA)
- Improvement/Categories/AA Shells
- Improvement/Categories/AP Shells
- Improvement/Categories/Amphibious Tanks
- Improvement/Categories/Anti-Ground Rockets
- Improvement/Categories/Army Units
- Improvement/Categories/Aviation Personnels
- Improvement/Categories/Bomb-carrying Type 1 Fighter Hayabusa Model III Kai (65th Squadron)
- Improvement/Categories/Command Facilities
- Improvement/Categories/Daihatsu Landing Craft (Type 89 Medium Tank & Landing Force)
- Improvement/Categories/Depth Charges
- Improvement/Categories/Depth Charges Racks
- Improvement/Categories/Dive Bombers
- Improvement/Categories/Engine Improvements
- Improvement/Categories/Fighter-Bombers
- Improvement/Categories/Fighters
- Improvement/Categories/Fleet Communication Antenna
- Improvement/Categories/Ginga & Type 1 Land-based Attack Aircraft (Nonaka Squadron)
- Improvement/Categories/HA Green Main (7- AA)
- Improvement/Categories/HA Green Main (8+ AA)
- Improvement/Categories/HA Green Sec (7- AA & 4- FP)
- Improvement/Categories/HA Green Sec (8+ AA & 4- FP)
- Improvement/Categories/HA Green Sec (8+ AA & 5+ FP)
- Improvement/Categories/Ka-Tsu
- Improvement/Categories/Land-Based Assault Aircraft
- Improvement/Categories/Land-Based Attackers
- Improvement/Categories/Land-Based Fighters 1
- Improvement/Categories/Land-Based Fighters 2
- Improvement/Categories/Land-Based Heavy Bombers
- Improvement/Categories/Land-Based Patrol
- Improvement/Categories/Land-Based Recons
- Improvement/Categories/Land-Based Shinden
- Improvement/Categories/Landing Craft
- Improvement/Categories/Landing Craft T3
- Improvement/Categories/Large AA Radars
- Improvement/Categories/Large AA Radars (3+ Acc)
- Improvement/Categories/Large Extra Armors
- Improvement/Categories/Large Flying Boats
- Improvement/Categories/Large Surface Radars
- Improvement/Categories/Large Surface Radars (2- Acc)
- Improvement/Categories/Liaison Aircraft
- Improvement/Categories/Liaison Aircraft (Advanced)
- Improvement/Categories/Medium (Red) Guns
- Improvement/Categories/Medium Extra Armors
- Improvement/Categories/Minisubs
- Improvement/Categories/Mod 64 Zero FB
- Improvement/Categories/Night Fighters
- Improvement/Categories/Night Recons
- Improvement/Categories/Night Torpedo Bombers
- Improvement/Categories/Rations
- Improvement/Categories/Rotorcraft (Advanced)
- Improvement/Categories/Rotorcraft (Basic)
- Improvement/Categories/Seaplane Bombers
- Improvement/Categories/Seaplane Fighters
- Improvement/Categories/Seaplane Recons
- Improvement/Categories/Searchlights
- Improvement/Categories/Small (Red) Guns
- Improvement/Categories/Small AA Radars (3+ Acc)
- Improvement/Categories/Small Dual Purpose / AA Radars
- Improvement/Categories/Small Dual Purpose / AA Radars (2- Acc)
- Improvement/Categories/Small Dual Purpose Radars (2- Acc)
- Improvement/Categories/Small Surface Radars
- Improvement/Categories/Small Surface Radars (2- Acc)
- Improvement/Categories/Small Surface Radars (3+ Acc)
- Improvement/Categories/Smoke Generator
- Improvement/Categories/Smoke Generator Kai
- Improvement/Categories/Sonars
- Improvement/Categories/Submarine Equipment
- Improvement/Categories/Submarine Torpedoes
- Improvement/Categories/Surface Ship Personnel
- Improvement/Categories/Torpedo Bombers
- Improvement/Categories/Torpedoes
- Improvement/Categories/Transport Landing Craft
- Improvement/Categories/Yellow Sec (4- FP)
- Improvement/Categories/Yellow Sec (5+ FP)