Jigoku no Gouka de Yaka re Tsuzuketa Shounen. Saikyou no Honou Tsukai to Natte Fukkatsu Suru. - Vol. 2 Ch. 16 - Chapter 16

[MangaDex]

 

[Seraphus]

So... his name is "Valflare?"
It was "Valkaen" and then it was "Valkane" or just "Kane" for short.
And now it's "Valflare" or just "Flare" for short?

Cos Kane and Kaen are similar, but those two and Flare are pretty different.