General Information
Chosokabe is a Japanese Daimyo that is playable from 1549 to 1600, where it is annexed by 
Date. It can be however released by 
Hosokawa from 1490 to 1549.
See also: 
Japan, Hosokawa, Date
Decisions
Unite Japan
Requirements:
- Is not a subject nation
- At Peace
- Number of cities at least 15
Upon Enactment:
- Type of Government Changes to Feudal Monarchy
- All Daimyos Government Changes to Feudal Monarchy
Japan is United
Requirements:
- Is not a subject nation
- All countries Do NOT have Daimyo
Upon Enactment:
- Type of Government Changes to Feudal Monarchy
- Gain 100:
- Legitimacy
- Administrative Power
- Diplomatic Power
- Military Power
Form 
Japan
Requirements:
- Primary Culture is Japanese
- Japan does not exist
- Is not a nomad nation
- Is not a subject nation
- At peace
- Owns core provinces: Kyoto (1020), Settsu (1021), Owari (1030), Musashi (1028), Suo (1017), and Chikuzen (1818)
Upon Enactment:
- Country changes to Japan
- Gain 25 Prestige
- Gain a permanent claim to the Japan region
- Gain Japanese Traditions & Ambitions
- Gain country modifier Increased Centralization for 20 years:
- -0.05 Monthly Autonomy Change
- +1 National Unrest
- -0.05
Daimyo Ideas and Traditions
Traditions:
- Land forcelimit modifier: +25%
- Spy network construction: +20%
Ideas:
- Bushido: Discipline +5%
- The Bun and the Bu: Idea cost -10%
- Honor the Ancestors: Yearly legitimacy +1
- The Five Rings: Morale of armies +10%
- Wandering Ronin: Mercenary maintenance -25%
- Armies of the Daimyo: National manpower modifier: +25%
- Honor Unto Death: Yearly prestige +1
Ambitions:
- Yearly army tradition +0.5