Most judo throws are legal in IBJJF sanctioned Brazilian jiu-jitsu competitions. However, Judo throws that cause your opponent to land on their neck or head are not allowed. Specifically, any takedown that causes your opponent to land on their head or neck is all illegal takedown.

Ways to win

1. Scoring an ippon (the four ways to end a match by ippon are described in the next section)
2. Scoring two waza-aris.
3. Opponent receives a hansoku-make penalty for a serious rule violation.
4. Opponent receives four shido penalties for minor rule violations.
5. Opponent withdraws due to injury.

The best defense against Striking techniques is Grappling. The best defense against Grappling techniques is Joint Locking. The best defense against Joint Locking is Striking. Judo is a martial sport which focuses on Grappling, with limited Joint Locking included (I include strangling under the heading of Grappling.)

Judo (柔道, jūdō, Japanese pronunciation: [dʑɯꜜːdoː], lit. A judo practitioner is called a “judoka”, and the judo uniform is called “judogi”. The philosophy and subsequent pedagogy developed for judo became the model for other modern Japanese martial arts that developed from koryū (古流, traditional schools).

There is no too old to start Judo. Look at Judo as a self-development program and less as a fighting system. If you think of Judo as having to fight other people, you will be too intimidated probably to come forward and give it a try.

Though it cannot be pinpointed, the general consensus for the best age to start Karate is 6. At this age, kids are still very quick to learn but have already developed some basic skills that are necessary for successful training.

There is no age of learning, be it martial arts or any other art. Starting a martial art is daunting at the best of times. Starting as a more “mature” student can be even more intimidating, especially when you are training with people who are far younger than you, and are perhaps in their physical prime.