How do you get Zhen jis level 11 weapon in Dynasty Warriors 4 Extreme Legends?

Method 1 :

Go outside the castle into Cao Pi's army and Zhen Ji will defect

to his army.

Defeat all enemy generals and sub-generals except Yuan Xi.

Achieve 150 KO Count.

Method 2 :

Don't go outside the castle into Cao Pi's army and Zhen Ji will

remain in Yuan Xi's army.

Defeat all enemy generals and sub-generals except Cao Pi.

Achieve 150 KO Count. The method is basically the same, regardless of which army you choose to side with at the beginning of the stage. Just defeat all enemy generals and sub-generals and achieve 150 KO Count. On Expert mode to get the weapon