Loading 3D model
I could say that’s fan-art. But it’s more like just drawing extruded in to 3d- mesh. The topology and polycount isn’t very nice, but the main point was to create a 3d model, which looks like hand - drawn image . Based on this , original design by Yō Yoshinari:
Colours , and shape of character is in 95% exacly same with image.