Yandex reverse image search to the rescue: mangaread.org/manga/the-strongest-magical-swordsman-ever-reborn-as-an-f-rank-adventurer/

James bond is pulled from death and sent to kill the OP MC of a fantasy feudal world, he does the usual chick collecting and gun making. Like I said, it’s only ‘good’ in the sense that the art is nicer than most. And the evil lovecraft AI chick in charge is fun

https://www.mangaread.org/manga/the-worlds-best-assassin-reincarnated-in-a-different-world-as-an-aristocrat/