http://www.mangago.me/read-manga/kurogane_kezawa_haruto/ not much of martial artist but actually kendo but its really good!
http://www.mangago.me/read-manga/the_god_of_high_school/
http://www.mangago.me/read-manga/hajime_no_ippo/
http://www.mangago.me/read-manga/katekyo_hitman_reborn/
http://www.mangago.me/read-manga/historys_strongest_disciple_kenichi/
http://www.mangago.me/read-manga/beelzebub/
http://www.mangago.me/read-manga/special_martial_arts_extreme_hell_private_high_school/
(๑•ㅂ•)و✧
manga/manhwa with martial arts and growing character???
i already read The Breaker (=・ω・=)
Thanks beforeヾ(❀╹◡╹)ノ~