You are definitely putting effort and have an understanding on action poses.
I'd say keep on working at it, try to get an understanding to anatomy with some Youtube Vids since there's a lot of videos describing ways to tackle that tricky subject. From there it's a matter of how do you want things to look with that knowledge.

Sounds really good, though I'd imagine having a bit more "oompf" to the beats, like more bass or volume to them would work well here. Other than that; Really nice, gives me the nostalgic feeling of playing games like Jet Set Radio for the first time.

Oh hey it's her! Always kept seeing the cat version it's hard to figure out or remember what she originally looked like. Nice job on the design!

Amazing job on the coloring and linework!

Very beautiful work on this one!