The Knight in the Area(2013)

Area no Kishi Gaiden: Enokou Early Days

Their past​ work has become splendid! The captain observes the field! In the ever-popular Enoshima soccer manga, "The Knight in the Area," serialized in Weekly Shonen Magazine, Iwaki Teppei progresses from being a young soccer coach to a professional soccer player. The story from his high school days is about to unfold! How did this young soccer boy evolve into a genius midfielder?! The long-awaited spin-off of the number one selling soccer manga is here!!

(Source: Manga Box)