Has anyone ever used or even seen these brush pens before? Made by Kuretake they're calling them Maki-E whole body Urushi Lacquer finish Weasel Natural Hair tip Brush Pen. They come in four designs...hares in moonlight, flying cranes, Cherry blossoms, and I think a Weeping Willow. Supposedly about 20 coats of lacquer. Weasel hair. Etc.