Responses
Umm it's from another manga with a *slightly* similar story. The MC's hella cool and strong.
http://www.mangago.zone/read-manga/puchitto_hajiketa/
Ashitaka from Puchitto Hajiketa (Kanda Neko) or Cherry poppers
Who is this guy?
http://www.mangago.zone/read-manga/tsukiatte_agete_mo_ii_n_dakara_ne/bt/2935011/Vol1_Ch5/33/