In the length grass god company in the Obu mayor grass town, "Unrefined sake festival" (city intangible folk customs cultural asset) was opened. This unrefined sake festival is the tradition of 500 years or more, and brews the unrefined sake of each village with Wabansei once every six years. Feature because the fermentation after yeast is alive and drinks continues, and it is not easy to wake up alcoholic frequency 19 though the unrefined sake that behaves is as white as the sweet drink made from fermented rice and done in the "tororito" . Twice. ..young great number in local.. large orangutan (orangutan) also appeared in the god company precincts, it beat lightly with the bamboo sword of visit to a shrine person's head, and this year's was given. Please see here for details of the unrefined sake festival.