浴びせ倒し: backward force-down, a kimarite (official winning technique) in sumo

Short for 推しTシャツ (oshi tī-shatsu, “(idol fandom) T-shirt declaring one's devotion”).

Honorific form of しごと (shigoto)

(idol fandom) activity in support of one's favorite idol

(idol fandom) to engage in activity in support of one's favorite idol

(quiz competition) pressing a buzzer early in the hope that the person reading the question is incapable of stopping immediately

(idol fandom) A drinking glass on which the name of an idol is lettered. It can be shown off on social media, often accompanied by a drink in the same color as the idol's designated color (メンカラ).

disciple

御城, お城: honorific form of 城 (shiro, “castle”)

後ろ: (now rare, dialectal, Iwate, Hachijō, Kansai, Shikoku, Izumo, etc.) Nonstandard form of 後ろ (ushiro, “back, behind, rear”).