Shijou Saikyou no Rettou Kenshi, Majutsu ga Subete no Sekai de Musou suru

In a world where magic reigns supreme, the saga of a boy captivated by swordsmanship begins—unrivaled and unmatched!Hyde is a boy born without mana.Despite being the son of a prestigious magical family, he is considered a failure, yet he continues to dedicate himself solely to the sword.However, this defiance infuriates his father, and he is ultimately disowned.Just when Hyde has nowhere left to go, salvation comes in the form of an encounter with a veteran swordsman—Witnessing true swordsmanship transforms his life forever!Thus begins the tale of a boy enchanted by the blade: an unwittingly peerless fantasy!!

https://www.cmoa.jp/title/353313/