It's a Pixiv meme which started with this image Less than 4 hours later deino posted his 3D model, used in some video. other artists followed. I'm afraid it's slowly becoming Vocaloid's yukkuri shiteitte ne
That's already tagged here m9(¯3¯) Shiteyanyo.That's the title of the original image, as well as the Pixiv tag and a part of the lyrics from a certain song