Defeat 1000 enemies in one battle. You also must win the battle.
4th Weapons
Smith the weapon your character uses to lvl 4. Next complete any battle with 500 K.O.s. There will not be a message during the battle but after the battle you will obtain it.
All Image Galleries and Scenes
Get all 4th weapons and 1000 KOs medals for all unique characters.
Extra Model (Unique Characters only)
Reach level 11 with any unique character and they will recieve an extra model to use.
Unlock 1570 - Battle of Anegawa
Clear any regional scenarios.
Unlock 1582 - The Honnouji Incident
Clear the 1560 Kawanakajima Scenario.
Unlock 1600 - Battle of Sekigahara
Clear the 1582 Honnouji Scenario.
Unlockable Options for Empire Mode
In addition to the different historical scenarios, you can also unlock options to change the feel of the game. Time limit on gives you until 1600 and off gives you until winter of 2000. Annex options change how you can take territory from the enemy. Once unlocked, changing fief owners can be done by pressing select over the fief.