Koyo Ibushi Square - Japanese Porcelain Wall TileKoyo Ibushi Square is a wall and floor tile handcrafted in Funatsucho, Himeji by the master ceramicists at Koyo Seiga. Each tile is made using the traditional Ibushi Kawara method, where high quality clay is slowly fired and then smoked in a reduction chamber. This process creates a natural carbon film across the surface, resulting in the signature Ibushi Silver finish. The surface carries a soft metallic sheen that responds to ambient light and