The pottery is fired only with natural energy using thinned wood such as red pine, cedar, and cypress in Yamanashi Prefecture. Masuo Ikeda's climbing kiln
 
Organic pottery refers to pottery that is made from natural materials, such as clay and other organic substances. This type of pottery is often created using traditional techniques and is often characterized by its unique textures and earthy colors. Organic pottery is often favored by those who appreciate the natural beauty of handmade objects and who are interested in sustainable, eco-friendly products.