ao no roku-gou
mutio
z-ton
1girl, air bubble, artist name, black border, border, bubble, circle cut, circle name, colored skin, copyright name, facial mark, flat chest, forehead mark, greyscale, half-closed eyes, monochrome, monster girl, multicolored skin, nipples, nude, parted lips, petite, pixiv id, pointy ears, short hair, solo, submerged, underwater, upper body
bad id, bad pixiv id