Responses
May be it's this one?
http://www.mangago.zone/read-manga/gift_ichinose_yuma/
if didn't help you can look for it here:
http://www.mangago.zone/tag/boxing/
Omg it is. Thank you
(▰˘◡˘▰) you're welcome~
Okay, so I've read this manga before about a boxer that is being liked by another boxer or something.. damn really forgot this one ╥﹏╥