Referring to or characteristic of a particular custom, belief, or follow which has existed for years. There are 2 principal approaches with which the crafts are cast: some, such as the Nambu Tekki demonstrated earlier mentioned, are created by pouring metallic into iron molds in the process identified as "chukin" https://traditionaljapanesecrafts48269.ivasdesign.com/57514513/the-definitive-guide-to-traditional-japanese-craftsmanship