Hideki Sekine is a Japanese professional wrestler and mixed martial artist known for his powerful heavyweight build and grappling-based fighting style. Standing roughly 175–178 cm (5 ft 9 in–5 ft 10 in) and competing around 118–120 kg (260 lb), Sekine combines professional wrestling with experience in mixed martial arts and submission grappling. Beyond his sports career, he has also worked as a police officer in Japan, adding to his distinctive public profile
Sekine first gained recognition in combat sports through mixed martial arts, where he competed in the heavyweight division and built a professional record in several Asian promotions. He fought in organizations such as Rizin Fighting Federation, ONE Championship, and Deep, facing notable opponents and showcasing his grappling strength and knockout power.
Alongside his MMA career, Sekine also pursued professional wrestling and grappling competition. He became known in the combat-sports world under the nickname “Shrek”, a reference to his imposing physique and aggressive style in the ring and cage. His bouts often featured heavy striking and submission attempts, reflecting his background in grappling disciplines.
Sekine has also appeared in submission grappling competitions, including the prestigious ADCC Submission Fighting World Championship, further demonstrating his skill set beyond traditional professional wrestling.
Sekine has competed in a variety of wrestling-style events and combat-sports promotions in Japan, blending catch wrestling, submission grappling, and mixed martial arts techniques into his matches. His participation in hybrid events and grappling tournaments has positioned him among athletes who cross between wrestling entertainment and legitimate combat sports competition.
In addition to competing, Sekine has built a presence through training and media appearances, including content creation and online activity related to combat sports and martial arts.
Sekine’s combat approach emphasizes power and grappling control, drawing on heavy strikes and submission techniques to dominate opponents. His background in submission grappling competitions contributes to his technical approach on the ground, while his size and strength make him a formidable heavyweight competitor.
His crossover between professional wrestling, MMA, and grappling tournaments illustrates the increasingly blurred boundaries between combat-sports disciplines in modern fighting culture.
Hideki Sekine is a Japanese heavyweight combat-sports athlete whose career spans professional wrestling, mixed martial arts, and submission grappling. Known for his powerful build and grappling-focused fighting style, he has competed across multiple major Asian promotions and international grappling tournaments, earning recognition as a versatile figure in modern combat sports.
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