Professional wrestling in Japan has existed for many years. The first Japanese to involve himself in catch wrestling, the basis of traditional professional wrestling, was former sumo wrestler Sorakichi Matsuda. There were subsequent attempts before and after World War II to popularize the sport in Japan, but these generally failed until the advent of its first big star, Rikidōzan, in 1951, who became known as the "father" of the sport. Rikidōzan brought the sport to tremendous popularity with his Japanese Wrestling Association (JWA) until his murder in 1963. Following his death, professional wrestling thrived, creating a variety of personalities, promotions and . It has also created a mass of other cultural icons in Japan including: Antonio Inoki, Giant Baba, Jyushin "Thunder" Liger, Tiger