Yuuya Tenjou from Isekai Cheat Skill

The Overpowered Transplant from Earth. Yuuya is a high school student from Earth who finds himself transported to a parallel world filled with magic and danger. With his vast knowledge of games and anime, he quickly discovers that he possesses an unparalleled cheat skill that allows him to learn and master any ability with ease. Utilizing his newfound powers, Yuuya embarks on a journey to become the strongest, amassing a harem of powerful allies along the way. His laid-back and carefree attitude belies his incredible strength and potential.