Kudo

Kūdō is a Japanese hybrid martial art. It is full-contact mixed combat sport with head Guard and gloves, throwing and grappling techniques are also allowed in the competition, including restraint, locks and strangle holds. It can be called a mixed martial art with protective gear for the head. 

KUDO is MMA or Mixed Martial Arts; it is a safe, scientific, modern, & practical Combination of traditional & sports Karate, Judo, Jujutsu, Muay Thai, & Kickboxing. ... Daido Juku literally translated means "School of the Great Way".

Rules overview

The KUDO rules overview Victory or defeat is decided by any direct attack using “punch , kick , elbow , head-butt , throw , etc”. Face 
protector (Neo headgear KU) must be worn and techniques are to be executed with bare hands and feet. (Fist supporters approved 
by committee may be used) Also ground techniques such as strangle and joint techniques are allowed to take give up. Grabbing and 
swinging an opponent and punching , elbowing , head-butting or kicking an opponent with holding “KUDO-GI” are allowed for up to 
10 Seconds. But ,the allowed techniques are limited when there is a difference of over 20 Physical Index (height in cm + weight in kg) 
within the competitors. Attack using elbow ,and head-butt are allowed. Tackle and throwing are allowed. Ground techniques are 
allowed twice during every 3 minutes of the original match ,extension or re-extension for a maximum of 30 seconds each time. 
(edit.)In women's class : Grand techniques will be allowed once, for a maximum of 30 seconds each technique during every 2 
minutes of the original match, extension or re-extension, or rematch.

Belts system