尿袋

Noun

 * 1)  urinary catheter bag
 * 2)  urinary bladder
 * 3)  powerbank

Etymology 1
Compound of.

First appears in the  of roughly 934.

Noun

 * 1)   bladder

Etymology 2
Apparent shift from earlier yubaribukuro.

Appears in a text from 1592.

Noun

 * 1)   bladder