Isn't she from girls und panzer ?

[deleted]

This is obvious Nekonyaa from Girls und Panzer. There's even a tank behind her.

theadonicus said:

There's no mention of a character or copyright in the blog post.

"ねこにゃー塗ってみました。主砲発射～！"
"ねこにゃー"
Says right there

You can even see the tank in the background.