There are many of Bon-Odori (Bon dance) in Japan. This site introduces these various Bon-Odori. Gujo-odori is also explained in detail. You can study the role and the history of Bon-Odori in Japanese life. After reading this site, you will be able to enjoy Bon-Odori much more.
Jonathan, the composer of this site, visited Gujo-hachiman many times (includeing homestay) and have been captivated by Gujo-hachiman. On the 2nd week of september, Gujo-odori is opened in Aoyama, Tokyo. He joins it every year. And he got "licence of Gujo-odori" in 1999. "Personal info" in his site tells us his passion to Gujo-hachiman.