ashiyuEtymologyFrom Japanese 足湯 (ashiyu).nounA shallow communal pool in Japan, usually with seats around it, filled with warm water in which people can soak their feet and lower legs; a type of footbath.“Outside in the square is the even more popular ashiyu, or foot bath - simply whip off your boots, ease your tootsies into the searing water and watch your appendages turn lobster red, all for free.”