Responses
Green boy maybe (he follows his crush into a gym where she was learning boxing but after getting bullied and stuff he decided to really learn more about boxing)
Mairimashita iruma-kun (this is more on the fantasy side but I really love this)
any stories w op mc? can be like the boxer where hes op from the start or something like tower of god where he becomes more and more op and basically has a lot of potential to be the strongest.