gsk (umamusume)
A quartet of Umamusume horse girls known for being gyarus or fashion-forward. Stands for Gyaru Shika Kataan (ギャルしか勝たーん, "Winning Like Gals") and is also the title of their song together with that name originally released to celebrate Golden Week in Japan in 2023, also labeled in Umamusume as Gyaru Week, which also included all four sharing a character banner together.
Members (in order of release date as trainees in-game, earliest to latest)
Example
