Barairo Eleven

This is the Baraen Girls' School, where the motto is clean, neat, and pure. For some reason, 11 male students have been admitted to this high school full of high-class maidens! The boys were recruited by the school's principal, who wanted make the school co-educational, by building Japan's No. 1 soccer team, so that was how Masaru Saka and the other soccer-loving boys ended up at the school. The eleven members of the soccer club begin training with the aim of winning the national championship, causing a stir amongst the girls. But the captain of the team, Saka, gets involved with Miss Baraen...!

(Source: Shogakukan, translated)