About This Trend
学マス (Gakuen Idol Master) is a Japanese idol project and part of the Idolmaster series, which is a popular franchise of music games and anime.
The #学マス1stSS_DAY1 trend is currently popular due to the 1st Live Event of 学マス, called The 1st Period Spotlight Star, which is being held today and features live music performances and live streaming with special viewing tickets available for purchase. .