脚かく病びょうMeanings1nounberiberiarchaicArchaic term for beriberi; modern Japanese uses 脚気 (かっけ).See also: 脚気江え戸ど時じ代だいには、脚かく病びょうは白はく米まいを常じょう食しょくとする人ひと々びとに多おおく見みられた。In the Edo period, beriberi was often seen among people who ate polished rice as a staple.