A buffer area where military forces are prohibited, often established by ceasefire agreements. Commonly abbreviated as DMZ.
A UN monitoring team is stationed in the demilitarized zone.
Both countries set the width of the demilitarized zone at 10 kilometers.
非武装地帯 is a more general term for any demilitarized area, while 休戦地帯 specifically implies a zone established by a truce or armistice.
A compound of 休戦 “armistice, ceasefire” and 地帯 “zone,” literally a ceasefire zone.