| Design number | YMS0000SP-1A |
| Material detail | Plaster |
| Size | Manufactured to customed dimensions (on-site installation) |
| Purpose | Wall finishing |
| Remarks | The sample in the image is A4 size. |
This finish is considered the origin of plaster wall surfaces. It has been used in places like the Kyoto Imperial Palace and the Katsura Imperial Villa. It features condensation prevention and humidity control functions.