It's nice but here's some critiques, first of all i can barely even see his body, i don't even know which angle his body. I suggest that 다음 time 당신 have to make it 더 많이 noticeable. 초 his head shape, it looks kinda wonky so try to use sketch line for future references. And last, 당신 should try using a darker pencil, a pen, 또는 a marker, for the outline if you're coloring the piece because if 당신 color it (with that style of coloring) without any outline, it kinda decrease the quality of the picture, but that's just my taste.
here's a recourse if 당신 wanna improve your skill:
link