Yesterday, I visited Kohseki Sashimono Shop and Workshop. This company specializes in traditional “sukiya” architecture, which is used in teahouses and other traditional buildings. They also make some incredible lamps. For more on Kohseki, click here.
Here is an ink well, or “sumi-tsubo.” These are like the chalk lines that Western carpenters use. Each carpenter carves his own sumi-tsubo and they usually have some special personal meaning. This one follows the pattern used by a master carpenter from the Meiji period: