No matter how hard he tried, the ronin was reincarnated in another world the moment he and a female convenience store clerk tried to capture a robber. When I asked God for "talents that will be blessed as much as I put in effort", I needed three times as many experience points to level up, but I ended up getting the [Natural Ability] skill that definitely allowed me to grow more than others, and the [Celestial Eye] skill that allowed me to appraise others and things. He was reincarnated as the second son of a baronet, Mars, and had increased his status through his efforts, but there was a harbinger of a stampede filled with monsters near the city... Another world reincarnation effort fantasy opens here!
Tensei Shitara Sainou Ga Atta Ken: Isekai Itte Mo Doryoku Suru (manga) Chapter 16
Tensei Shitara Sainou Ga Atta Ken: Isekai Itte Mo Doryoku Suru (manga) Chapter 17