Yoshihiro Asai is a Japanese professional wrestler and actor, better known as Último Dragón (ウルティモ・ドラゴン Urutimo Doragon) (Spanish for the "Last Dragon"). He is the forefather of the Dragon System style of wrestling. He is the creator and developer of the Toryumon promotions and the Último Drágon Gym and his also currently working for the successor of Toryumon, Japan, which is Dragon Gate (DG). In addition to having trained in Japan, Asai learned to wrestle in the lucha libre style while working in Mexico. He is credited with popularizing the "Asai Moonsault".

Asai holds a record as the professional wrestler with the most concurrent championships. On October 11, 1996, he won the J-Crown, a unification of eight lower weight division titles from various international promotions. At the time, he already held the NWA World Middleweight Championship; during this reign he also became the WCW Cruiserweight Champion, making him the most decorated wrestler in history. From December 29, 1996 through January 4, 1997 he was the active reigning and defending champion of ten titles, a record which still stands.