Four people were injured Sunday after a horse escaped during the Soma Nomaoi traditional festival in Fukushima Prefecture [1].

The incident highlights the inherent risks of the "katchu keiba," or armor-horse race, where riders compete in traditional gear. Such accidents can lead to significant safety reviews for cultural events that involve large animals and public crowds.

The accident occurred shortly after 12:30 p.m. on May 24, 2026 [1], [2]. According to the Soma Nomaoi Executive Committee, a rider fell from their horse during the race segment [1], [2]. This fall caused the horse to be released, after which the animal bolted toward the spectator area [1], [2].

During the excursion from the track, the horse collided with festival staff members [1], [2]. Officials said four people sustained injuries as a result of the collision [1]. The animal was later recaptured by organizers [1], [2].

The Soma Nomaoi festival, which began on May 23, 2026 [1], is a historic event held in the Soma region of Japan [1], [2]. The armor-horse race is one of the most visually striking elements of the tradition, simulating ancient cavalry maneuvers.

Local authorities and the executive committee have not yet released detailed medical reports regarding the condition of the four injured staff members [1]. The horse was secured shortly after the incident to prevent further collisions in the crowd [1], [2].

Four people were injured on Sunday after a horse escaped during the Soma Nomaoi traditional festival.

The collision underscores the volatility of equestrian events, particularly those recreating historical combat. Because the Soma Nomaoi is a high-profile cultural tradition, this incident may prompt the Executive Committee to implement stricter barriers between the racing lanes and the spectator zones to prevent animals from accessing staff and guests during rider failures.