district; quarter; enclosure; area enclosed by earthwork; red-light district; wide and empty
contour; outline; summary; outline; looks; features
(licensed) red light district
fortress; castle; citadel; enclosure; castle walls
outer wall (e.g. castle); outer block (enclosure); outline; contour
purification; cleaning up; purging
sociolect or secret language used by prostitutes in red-light districts (Edo period); vulgar words used by prostitutes (Edo period)
sociolect or secret language used by prostitutes in red-light districts (Edo period); vulgar words used by prostitutes (Edo period)