noun
short homeroom
Abbreviation of ショートホームルーム. Refers to a brief homeroom period, typically held at the start and end of the school day, for announcements and attendance. Contrasts with ロングホームルーム (LHR), a longer homeroom for activities.
See also: ホームルーム · LHR (ロングホームルーム)
朝のSHRで今日の予定を確認した。
I checked today's schedule during the morning short homeroom.
SHRが終わったらすぐに一限目が始まる。
First period starts right after short homeroom ends.