Spooky Wasabi Princess
Why do you think there's only that one photo of Ai Yazawa?
I've only seen a few, and one version only recently. And they're pretty old... probably from around the time she was writing/drawing Tenshi Nanka Ja Nai. Maybe she hates photographs? She also doesn't seem too interested in social media, since I don't *think* she has any kind of public account for fans like some mangaka have (like twitter).
This is the one I see the most:
Also...
And here is one I recently saw..... so many hair clips! She's with the author of Marmalade Boy!
Oh, and there you go.... 1994