4. Tanbo.x. project. Art box made out of iron construction, bolted together. Size: 3,6 meters for width, height and length. Inside, a 16.000 kg stone was cut into 4 parts, of which 3 parts were placed inside and the fourth part had been altered into a free standing sculpture of 3000 kg and placed outside the box. Stone material green schist from Shikoku. The reflections on the water surface in June were beautiful.