Samurai Warriors: Katana

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Additional item slots

Enter the Buy/Ability menu. Purchasing all the upgrades for the stat in the indicated level you are in (for example, attack, defense, life, Musou) to unlock another item slot.

Third slot: Musou: Acendancy
Fourth slot: Musou: Swordsman
Fifth slot: Musou: Stealth

Fifth story

Successfully complete all four stories with a "Silver" or higher rank.

Unlock Chaos Difficulty

Complete all missions with a S rank.