Information on the 7-5-3 festival can be found at: http://www.amphi.com/~psteffen/fmf/shichigosan.html The mystery novel mentioned in the preview, "Trouble is my Business" is a really book. It can be seen on amazon at: http://www.amazon.com/exec/obidos/tg/detail/-/0394757645/103-3704092-0925447?v=glance