Ao Ashi: Brother Foot

 (Native: アオアシ ブラザーフット) is the spin-off manga series of Ao Ashi, written and illustrated by Yuugo Kobayashi. It focuses on Ashito's older brother, Shun and his story after being scouted by Ehime's J-League team.

Synopsis
The protagonist is Shun who lives in Ehime and is a year older than Ashito. Shun was once devoted to football like his brother, but he's now distanced himself from the sport after a setback in the past. That setback was his asthma. Moreover, the first onset of his asthma was when he participated as a trainee for Ehime's J-club Football academy. Through an unexpected reason, Shun will be facing football once more?! It is never too late to try again. This is a comeback story that can give courage to anyone.