maze solving

Going through some old notes, I came across reference to the micromouse maze solving methods described some time ago by Adachi in Japan. While these are apparently quite well known in Japan, they are, as far as I can tell, almost completely unknown in the West. At least, I can't find any description of them in English anywhere on the web. After a lot of hard work with the Google translator and some assistance from Lem Fugitt, I think I have them pieced together...