This is Ending Theme from Anime Arifureta Shokugyou de Sekai Saikyou
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Japanese Title : ハジメノウタ
English Title : First Song
Description : Ending Theme
From Anime : ありふれた職業で世界最強
From Season : Summer 2019
Performed by : DracoVirgo
Lyrics by : MAAKIII
Composed by : MAAKIII
Arranged by : SPINBUDDAH, DracoVirgo
Released : 2019
source: https://www.animesonglyrics.com/arifureta-shokugyou-de-sekai-saikyou/hajime-no-uta