Area no Kishi

The Knight in the Area tells the stories of middle and high school students as they grow up through their soccer clubs, compete in national tournaments, and strive for world titles. Main character Kakeru, his respected elder brother Suguru, and childhood friend Nana Mishima, along with all the teammates, rivals from other schools, and world class soccer players around him radiate their own brilliant light as they face adolescence with all their strength. The story also incorporates the strong bond between Kakeru and Suguru, the love of their family, the friendship of their teammates and rivals, and fleeting first loves... all coming together to ignite passion in the hearts of all viewers.
(Source: Crunchyroll)