noun
prostitute serving Westerners
Slang term from the post-war period, referring to a prostitute who catered to Western (especially American) soldiers. Now largely historical.
戦後の混乱期には、洋パンと呼ばれる女性たちが基地周辺にいた。
In the chaotic post-war period, women called yōpan were found around the bases.