This soccer manga depicts the activities and growth of the protagonist, Oozora Tsubasa, whose motto is "the ball is my friend. It depicts Tsubasa's encounters with his future teammates, including Wakabayashi Genzo, as he battles against various rivals and eventually expands his activities abroad. The refreshing style of the manga, which focused on conveying the fun and appeal of soccer, was accepted by readers as an alternative to the traditional sporadic manga and led to a new style of sports manga. And contributed to the expansion of the athletic population.