There is a very weight difference "Even if you fight you will not be able to win ..." Even the big guy who seems to think There are countless ways to beat down.
What if you are attacked by an enemy with a knife (blade)? Without knowing how to defend It may be the worst result, It will become your partner's companion.
There is a cruel reality ... Your attack does not hit so easily against the enemies in front of you. So how do you increase success rate? It is necessary to accumulate effective practice from every...
"Enemy is a martial arts experience" "Even though weight difference is significant" The attack method of knocking down with a single blow is [groin attack].