In his young days, he had [Daisuke Endou](https://anilist.co/character/31778/Daisuke-Endou) as his rival.

The main character, Endou Mamoru, is a very talented goalkeeper and the grandson of one of the strongest goalkeepers in Japan, who died before he was born. Even though his skills are incredible his school lacks a real soccer club as the 6 other members don't appear very interested even in training. But as soon as a mysterious forward called Gouenji moves to Endou's town, the young goalkeeper sets out to find and recruit members for his soccer team.<br><br>
(Source: Wikipedia)

Yokato's Principal