Saibara Reiko no Jinsei Garyoku Taiketsu

From MangaHelpers: Saibara Rieko is a well established manga artist in the real world. She has been in the industry for several years and has had the chance to meet other famous manga artists. She decided that it would be fun to challenge the friends she has made in the industry to draw other characters from different series purely from their own memory and see who can do the best job. Lots of big names participate in this game and you get to see your favorite authors try to draw their version of your favorite characters. [vyc]