Notably, in the year 2002, Asai underwent a crucial arm surgery, a turning point in his career that enabled him to make a triumphant return to the world of wrestling.
Subsequently, in 2003, he embarked on a new journey by signing with the World Wrestling Entertainment (WWE),thus achieving two lifelong aspirations: the opportunity to compete at the iconic Madison Square Garden and the thrill of participating in the prestigious WrestleMania.
However, his contract with the WWE came to an end in 2004, and Asai decided to part ways with the organization on amicable terms.
In the present day, Asai is involved with the prestigious Mexican wrestling promotion, CMLL, based in Mexico City. Additionally, he is the proprietor of the Ultimo Dragon Gym, a renowned training facility that serves as a platform for Japanese wrestlers to hone their skills in the art of Lucha Libre, a unique and captivating style of professional wrestling that has gained worldwide recognition.