Quick answer — "Hoshi yori Saki ni Mitsukete Ageru" by Hiroko Moriguchi is the ending theme of One Punch Man.
"Hoshi yori Saki ni Mitsukete Ageru" by Hiroko Moriguchi is the ending theme of One Punch Man.
"Hoshi yori Saki ni Mitsukete Ageru" is performed by Hiroko Moriguchi.