Artist, illustrator.

Artist name: "山×２" or "山×2" (Artist gives reading as イズル 'Izuru'. Because the Kanji "出([i]Izu-ru[/i])" is composed of two "山")
Mistaken reading of the name: Yama Kakeru Ni
Circle name: timbermetal (ティンバーメタル)
izuru (timbermetal)