need help finding source of this

[honcheenis]

i saw this as the thumbnail for a song on soundcloud and im trying to find out where its from cause it looks cool. not even sure if it actually is a manga or not, i just want to know where its from

 

[benrod759]

Pretty sure it's Ajin. Half of it was drawn by a different artist and this is the latter half's art. I looked at the design and I'm like 99% certain because I saw a different shot with the same design.