Blue Box (アオのハコ,Ao no Hako?) is a manga series written and illustrated by Miura Kouji. The first chapter was published on April 12, 2021 in issue 19 of Weekly Shonen Jump.
Taiki Inomata is on the boys' badminton team at sports powerhouse Eimei Junior and Senior High. He's in love with basketball player Chinatsu Kano, the older girl he trains alongside every morning in the gym. One Spring day, their relationship takes a sharp turn ... And thus begins this brand-new series of love, sports and youth![1]