Joshiraku is a manga written by Kōji Kumeta. It was published in Kodansha's Bessatsu Shōnen Magazine and ran from 2009 to 2013. J.C. Staff made an anime version which aired in 2012 from July to September, with an OVA released in February 2013. It tells of the daily lives of five girls who are rakugo comedians.
Day 13: A Curious Ass (Chapter 13)
The girls try to think of round things to attract children to their performances. Tetora suggests she make herself round by eating a lot, but Marii tells them that Tetora would stay slim due to her luck.
Anime version of Chapter 13.