Judo is a gentle form of Japanese modern martial art and combat sport, whereas Kung Fu is a vast and dedicated form of Chinese martial arts.

Kung Fu is any martial art form which is originated from China, whereas Taekwondo is a Korean martial art form.

The two martial art forms differ in their origins. Taekwondo is a modern Korean martial art and a combat sport, whereas, Karate is a Japanese martial art form, generally practiced from sports perspective.

Origin wise, Taekwondo is a Korean martial art form, and Aikido is a Japanese martial art form.

Taekwondo is a Korean martial art form, whereas Kickboxing is a Japanese martial art as well as a combat sport form.