The term "Gyaru" refers to a subculture characterized by flashy fashion, dyed hair, and a rebellious or outgoing attitude. In fiction, this archetype is often used to create a strong dynamic contrast:

Fans and reviewers on platforms like MyAnimeList frequently point to a few specific strengths that elevate this series above standard short-form doujinshi: 1. High-Contrast Character Dynamics

Iribitari Gal ni Ma〇ko Tsukawasete Morau Hanashi | Doujinshi