Actually it kinda does considering how huge the difference it is from the other art. Anyway, Eiko is wearing pants, you can tell just from the tone difference in her skin as PuPu had said. They just should have picked a different color and made the close alittle less tight around the crotch area...
Now if you would excuse me I have to cleanse the sin off of me for looking at a picture of an eight year old that much to find my conclusion.