Summary of Wikipedia article: Japanese kimono didn’t have pockets. They needed something to store their stuff in. So they made containers that they hung from their kimonos’ sashes1. The part that secured the container to the sash at the top was called a netsuke (“root attached”.)

Here’s a really cute one of a sleeping cat from the 19th century 😻

Japanese cat netsuke from the 19th century

  1. An obi, which is a favorite NYTimes crossword clue! ↩︎