GUIDE · EAST ASIA
Japanese Technology Tree
Building-by-building reference for the Japanese technology tree. It lists 20 units, technologies, or upgrades explicitly marked unavailable, alongside the civilization’s signature units and unique technologies.

Overview
Building-by-building reference for the Japanese technology tree. It lists 20 units, technologies, or upgrades explicitly marked unavailable, alongside the civilization’s signature units and unique technologies.
How to use this reference
Building-by-building reference for the Japanese technology tree. It lists 20 units, technologies, or upgrades explicitly marked unavailable, alongside the civilization’s signature units and unique technologies. Civilization: Japanese. Notable unavailable options recorded in the tree include Stable: Hussar, Stable: Paladin, Stable: Camel Rider, Stable: Battle Elephant, Stable: Steppe Lancer, Siege Workshop: Siege Ram, Siege Workshop: Siege Onager, Siege Workshop: Bombard Cannon, Castle: Sappers, Dock: Heavy Demolition Ship, Monastery: Heresy, Defensive structures: Bombard Tower, Blacksmith: Plate Barding Armor, University: Architecture, University: Bombard Tower, University: Heated Shot, University: Siphons, Mining Camp: Stone Shaft Mining. These gaps can influence which late-game units or upgrades are practical.
Signature units
Unique technologies
The sections below list units, research, and upgrades marked unavailable in this technology tree.
Stable
Siege Workshop
Castle
Dock
Monastery
Defensive structures
Blacksmith
University
Mining Camp
Mill
Market
- Also known as
- Japanese (Age of Empires II)/Tree · Japanese/Tree
- Focus
- Technology tree · Building-by-building
- Signature / category
- Units and research explicitly unavailable
- Release / context
- The Age of Kings
- Region
- East Asia
- Classification
- Civilization tech trees