Things, people and space influence each other and exist together. “9mood 10mood” expresses how the air flowing through the space and share without obstruction. Then, it gradually disappears into the space. The aim was to create an aesthetic element with the structure inside. During the designing process,  I try to conscious of being able to feel lightness like non-materials and paper that does not feel gravity in real space.　The light weight sandwich material with aluminum plates and a form sheet inside will not bend even when a heavy object placed. By putting slanted sleds on the board, it can be pulled back and forth, and each board can be taken out irregularly to make various shapes.