" Sekishu Banshi" has been registered as a UNESCO Intangible Cultural Heritage. It is a Japanese paper made in the area of Iwami (Iwami region) in the western part of Shimane prefecture. Currently, only the four Chosen Craftsman made by the " Sekishu" Japanese paper cooperative are recognized as " Sekishu Banshi" paper. The raw material is Kozo(mulberry), Mitsumata, Ganpi, and Tororoaoi (Abelmoschus manihot) for Neri. It is finely lustrous and yet tough. It is the highest quality product used for underlaying cultural properties.