What is a obi as in a Japanese clothing?

Answer:

A wide sash fastened in the back with a large flat bow, worn by women in Japan as a part of the traditional dress.

Note: There are comments associated with this question. See the discussion page to add to the conversation.
First answer by Simonzzz1234. Last edit by Anime lover13. Contributor trust: 0 [recommend contributor recommended]. Question popularity: 2 [recommend question].