Perform one of the following moves to use the corresponding weapon:

First weapon: Press [Right Punch] + [Left Kick] + [Right Kick]. 
Naginata (female characters): Press [Left Punch] + [Left Kick] + [Right Kick]. 
Second weapon: Press [Left Punch] + [Right Punch] + [Right Kick]. 
Sledgehammer (male characters): Press [Left Punch] + [Left Kick] + [Right 
Kick].