Responses
Blue lock is a really good sport manga (soccer/football)
http://www.mangago.me/read-manga/robot_x_laserbeam/
It's tagged as completed because the continuation was cancelled at first, but they said that the next volume will be released soon.
daiya no ace
Any sport related manga where the romance doesn't butt in? I've been searching but I'm unlucky :/ thank you in advance!