Referee Kazuki Murata (C), who is the founder of the robot shop, maker space and event venue "ROBOSTADION", watches the robots competing during the "Rek Tokyo 2026" humanoid robot fights in Akihabara district of Tokyo on July 25, 2026. (Photo by Philip FONG / AFP via Getty Images)

Spectators wait to see the competition of the "Rek Tokyo 2026" humanoid robot fights in Akihabara district of Tokyo on July 25, 2026. (Photo by Philip FONG / AFP via Getty Images)

A pilot (R) operates a robot during the "Rek Tokyo 2026" humanoid robot fights in Akihabara district of Tokyo on July 25, 2026. (Photo by Philip FONG / AFP via Getty Images)

Spectators watch the competition of the "Rek Tokyo 2026" humanoid robot fights in Akihabara district of Tokyo on July 25, 2026. (Photo by Philip FONG / AFP via Getty Images)

Robots fight during the "Rek Tokyo 2026" humanoid robot fights in Akihabara district of Tokyo on July 25, 2026. (Photo by Philip FONG / AFP via Getty Images)

A robot is knocked out during the "Rek Tokyo 2026" humanoid robot fights in Akihabara district of Tokyo on July 25, 2026. (Photo by Philip FONG / AFP via Getty Images)

A robot enters the fighting ring during the "Rek Tokyo 2026" humanoid robot fights in Akihabara district of Tokyo on July 25, 2026. (Photo by Philip FONG / AFP via Getty Images)

Referee Kazuki Murata (R), who is the founder of the robot shop, maker space and event venue "ROBOSTADION", watches the robots competing during the "Rek Tokyo 2026" humanoid robot fights in Akihabara district of Tokyo on July 25, 2026. (Photo by Philip FONG / AFP via Getty Images)