赤あか線せん地ち帯たい

noun

red-light district

Historical term for a red-light district, so called because such areas were marked with a red line on police maps. Refers to the system in place from 1946 to 1958.

• 戦せん後ごの赤あか線せん地ち帯たいは、現げん在ざいの法ほう律りつでは存そん在ざいしない。

  The post-war red-light districts no longer exist under current law.