2 ms·I always liked the Japanese idea of measuring room size by the number of tatami mats.by tonyedgecombe 10mo agoI always liked the Japanese idea of measuring room size by the number of tatami mats.kijin 10mo agoFun fact: tatami mats are slightly smaller in Tokyo than in other parts of Japan.bombcar 10mo agoReminds me of older recipes that will say things like "can of tuna" or "can of beans" but what that means has changed somewhat.