Where does “パイチラ” come from?

パイチラ (Japanese) comes from Japanese ちらっと — flashingly, glancingly.

パイチラ (Japanese): booby flashing; brief (intentional or accidental) exposure of someone's breasts

Definitions

  1. booby flashing; brief (intentional or accidental) exposure of someone's breasts

Ancestry of “パイチラ”, step by step

パイチラ traces back through two separate lines of ancestry.

via Japanese ちらっと

StepLanguageWordMeaning
1Japaneseちらっとflashingly, glancingly

via Japanese おっぱい

StepLanguageWordMeaning
1Japaneseおっぱいmilk, breast milk
Every word from Japanese ちらっと