I imagine it's a random thing because the artist is quite well established but wow each instance of the Millennium science school logo is so different from the others. Two are barely coherent but her hairclip is okay

casio-shige said in comment #2617366:

I imagine it's a random thing because the artist is quite well established but wow each instance of the Millennium science school logo is so different from the others. Two are barely coherent but her hairclip is okay

I mean, she has six fingers. That's not a thumb.