Kono Class Ni Gal Wa InaiKono Class ni Gal wa Inai (Pre-Serialization); このクラスにギャルはいない; Kono Class ni Gyaru wa Inai; There Are No Gals in This Class

Nanase is an honor student. She longs for a gyaru and decides to give her a daring makeover and make her heart-pounding high school debut. However, she doesn't have a gyaru because she's going to high school, so she and Mamiya-kun, a Yankee, are alone...!?