| 摘要 |
PROBLEM TO BE SOLVED: To provide a building board whereby a joint part of the building board is hard to be visually recognized when an exterior wall or the like is formed, and a construction structure thereof.SOLUTION: In a building board, the surface of which is partitioned by recess pattern parts to form many protrusion pattern parts, in order that an area including plural protrusion pattern parts adjacent to each other is visually recognized as one haft part, recess pattern parts surrounding the area are colored. |
