グラン浜田
Asai graduated from the New Japan Pro-Wrestling (NJPW) dojo in 1987, but left the promotion after he struggled to battle his way up towards mid-card status. He moved to Mexico where he joined the Universal Wrestling Association and subsequently won the UWA World Welterweight Championship in 1988. In March 1990, he joined the Universal Wrestling Federation in Japan. He also competed in the Universal Lucha Libre promotion founded by his mentor Gran Hamada.