Kessen III Cheats

Have a save game on your memory card from Samurai
Warriors.

Successfully complete the game, then start a second game to begin with all magic skills, troop levels, and the weapons, helmets, and armor that were equipped at the end of the last chapter. Unlock all battles to start a new game with weapon and armor bonuses. Unlock all moves to start a new game with extra troop types. Unlock all officer biographies to start a new game with a troop level and experience bonus. Unlock all music to start a new game with a gold bonus.

Unlock Maeda Keiji:
To unlock Maeda Keiji have a saved game file from Samurai Warriors.
Unlock Inahime:
to unlock Inahime have a saved game file from Samurai Warriors: Xtreme Legends.