If there's one thing that makes Japanese homes immediately identifiable, it's their roofs, or to be more specific, the tiles that make up those roofs. These intricate tiles, which have been part of the Japanese landscape for well over a millennium, are the handiwork of roof tilers, who share the same passion for their craft as generations of tilers before them. On this edition of Japanology Plus, we take a look at the long history of Japan's roof tiles and meet the people dedicated to keeping the tradition alive.