*1 '''Ken''' (間) = 1.8182 m<ref>One ''ken'', sometimes translated as one "bay," is said to have been the traditional standard amount of space between a building's pillars. The length of a building is often given in ''ken''; the famous [[Sanjusangendo|Sanjûsangendô]], or "Thirty-Three Bays Hall," in Kyoto indeed has thirty-four pillars along its side, resulting in a hall thirty-three "bays" in length.</ref>