Once a women is trained as a competent street fighter she will become extremely precious to an elderly or physically weak husband.
He will not leave the house without her. If single she will have no problem finding a guy. Most men have no street fighting skills and need a lady to protect them. When dating a guy the women that is an expert at street fighting should make her date aware of it. If his intentions are to assault her he will quickly change his mind. If he lives in fear of being a victim of violence himself she will have found a guy that will always cling to her.