Renge Inui

The groups extremely short friend. Renge has a penchant for eating obsessively yet she is always thin Although sometimes when she eats a lot she is shown to have a belly. Renge is the stereotypical overexcited kid with a tendency to whine but she mostly serves as a cheering squad. She later acquires a kitten that she carries with her most of the time. Much to her friends surprise she has two younger sisters named MenMen and Mikan who both look identical to Renge. She is good friends with Tsukio and usually gives him money for breakfast. Her features resemble that of Astro Girl. Source: Wikipedia