Shibata Gakuzan Kiln is located on Mt. Okawachi and produces Okawachi Style Nabeshima wares. In 1976, a Shibata Gakuzan vase was presented to the Crown Prince and Princess, who were visiting Mount Okawachi. That Crown Prince is now the Emperor of Japan. See See "岳山窯 Gakuzan Kiln". 秘窯の里 大川内山 (おおかわちやま) Village Of The Secret Kiln Mt. Ookawachi. Retrieved 2014-10-10.