I noticed that Amazon was selling the limited edition DVD sets for Patlabor the Movie 1 & 2 for under 20 bucks. Both sets were pretty pricey when they were first released, but each set included a nice foil cover, one essay book and storyboard book.
Movie 1 http://www.amazon.com/Patlabor-The-Movie-Limited-Edition/dp/B000E5LF0K/ref=pd_cp_mov_0
Movie 2 http://www.amazon.com/Patlabor-Movie-Limited-Collectors-Edition/dp/B000FILUL0/ref=pd_bxgy_mov_img_y
Movie 1 http://www.amazon.com/Patlabor-The-Movie-Limited-Edition/dp/B000E5LF0K/ref=pd_cp_mov_0
Movie 2 http://www.amazon.com/Patlabor-Movie-Limited-Collectors-Edition/dp/B000FILUL0/ref=pd_bxgy_mov_img_y