Did you know that karate was invented in Okinawa, Japan? The native Okinawan's developed karate as a way to fight without weapons. In modern times, karate is one of the world's most taught and practiced martial arts. Training, equipment, rules, and scoring systems make the sport safe for competitors and a great way to learn valuable self-defense skills. Enter the Martial Arts Sports Zone to learn about the history, gear, moves, competitions, and top...

After a roving motorcycle gang attacks him on the street, timid bookkeeper Casey joins a neighborhood karate studio to learn how to protect himself. Under the watchful eye of a charismatic instructor, Sensei, and hardcore brown belt Anna, Casey gains a newfound sense of confidence. But when he attends Sensei's mysterious night classes, he discovers a sinister world of brutality and hyper-masculinity, presenting a journey that places him squarely in...

Decades after their 1984 All Valley Karate Tournament bout, a middle-aged Daniel LaRusso, and Johnny Lawrence find themselves martial-arts rivals again.

Miguel is in precarious condition after the brutal brawl between dojos, but not much could keep Kreese from continuing to manipulate his students into following his idealization of dominance through physical strength. Johnny keep seeking redemption while Daniel turns to the past for answers, each of them hoping to save their students in their own ways.