is a Japanese seinen manga written and illustrated by Yūgo Ishikawa

Yugo Ishikawa

is a Japanese manga artist. He made his debut in Young Jump with Kakumei Route 163 in 1982.He is best known for his series Yoiko and Fighting Beauty Wulong.-External links:*...

 and serialized in Big Comic Spirits

Big Comic Spirits

is a weekly Japanese seinen manga magazine published by Shogakukan and aimed at males 20–25 years old. It originally launched on October 14, 1980. The culture of food, sports, love relationships, and business provide the themes for its featured series, which often question conventional values...

.

Plot

Esumi Fuuka is a gorgeous girl and loves to put on cosmetics. At 163 centimeters tall and 53 kilograms she's got a body that catches all the college guys' attention. But Esumi isn't a college student at all, in fact she's only a fifth grader!