主競技場, or "Main Stadium," refers to a central venue designed for hosting major sporting events, including athletics, soccer, and other competitions. These stadiums are often equipped with advanced facilities, seating for thousands of spectators, and areas for athletes to prepare and compete. Many 主競技場 are used during significant events like the Olympics or World Cup, showcasing the best athletes from around the world. They serve as a focal point for community pride and can also host concerts and cultural events, making them versatile spaces for entertainment and sports.