Taekwondo means "the way of kicking and punching". This form of martial arts has many lethal moves that can cause grave damage to the opponent. Taekwondo is all about fast kicks and as women have particularly weaker upper body strength, this form of martial arts is excellent for them.
The prominent features of Judo are throws and takedowns rather than strong punches or fast kicks. In Judo all the focus is on learning simple moves that can help you spin and slam your opponents on the ground. One does not need to build a strong body for that.
As per legends, Ng wanted to create a martial arts style that could be effective on any person regardless of his/her size, weight or gender. Wing Chun is a closed-range combat system, which is excellent for women for self-defense.
In Aikido, the attacker's force and momentum are used to throw him away or render his attack powerless. It is helpful to women because it does not require women to be stronger than the attackers to defend themselves.
It was born out of street fights and the main objective of this form of martial arts is to cause serious injury to the opponent using any part of the body like knees and elbows. It is designed to quickly neutralize any kind of armed and unarmed attacks.