偽にせパイ

noun

fake breasts; artificial breasts

Slang term for breast forms, padded bras, or surgically augmented breasts. Often used in casual or humorous contexts.

See also: 偽乳

• あのアイドル、偽にせパイだって噂うわさだよ。

  There's a rumor that idol has fake breasts.

• コスプレ用ように偽にせパイを買かった。

  I bought fake breasts for cosplay.