One way to find out.
That's how the samurai tested and rated their swords, using corpses on top of each other.
A seven body sword was a top sword, and likewise would also be referred to as a "seven body sword"
Hey im not sure how many but for practice u should start with ur own, write back and let us know how it went bet you cant even get half way through before you give up cant wait for the up date have fun
