The district of Yoshino is famous as cedar forestry business area. Mr Ue Sadao invented the cedar bark paper using traditional local Washi making technique in 1992, through the consideration of effective use it. The paper became popular as interior wallpaper, so they can feel like being in a forest. This kind of natural material product can be one of the solutions for the global environmental issue.
At present, his son, Kozou inherits the father's paper.