1.
supplementary lessons; remedial classes; extra instruction given to help students catch up or prepare for exams
Additional classes held outside the regular schedule, either to help struggling students catch up with coursework or to provide extra preparation for exams. Often held during breaks or after school.
夏休みに補習授業がある。
There are supplementary classes during summer break.
数学の補習授業を受けている。
I'm taking supplementary math lessons.
期末テストの前に、先生が希望者を対象に補習授業を開いてくれた。
Before the final exams, the teacher offered supplementary classes for interested students.
Combines 補習 (supplementary study) and 授業 (class, lesson). Often shortened to just 補習 in casual conversation.
COMMON COLLOCATIONS:
- 補習授業を受ける: to take supplementary lessons
- 補習授業を行う: to hold supplementary lessons
- 夏休みの補習授業: summer break supplementary classes
- 放課後の補習授業: after-school supplementary classes
USAGE:
Very common in Japanese schools. Many high schools hold 補習授業 during summer and winter breaks, especially in the lead-up to university entrance exams. The word can refer to both remedial classes (for struggling students) and exam-prep sessions (for all students). In casual speech, often just called 補習.
SIMILAR WORDS:
- 補習: supplementary study — the shortened form, used more casually
- 塾: cram school — a private after-school school, whereas 補習授業 is run by the school itself
- 追試: make-up exam — a re-test for students who failed, not extra lessons