Whats the name of this manga

[GigiGalogre]

its about the boy who got ntred by childhood friend and because of that he ran away. he ended up in s-rank forest and became the strongest. also he one punched a dragon king and they became friends. then boy saved elves from monsters. HE DECIDED TO CREATE A HAREM. thats all i remember.

 

[NegativeIQ]

https://mangadex.org/title/21166/sono-mono-nochi-ni-futsuu-no-otoko-saikyou-no-michi-o-iku

 

[Ceildric]

I feel like you described half of the new manga being published.

 

[BroederTrapist]

Maybe this alternate version of Sono Mono ?

That Person. Later on…

Not sure that the MC decided on a harem though. His little dragon companion might not like that.