1.
review meeting; debriefing; post-mortem
A gathering held after an event or project to look back on what happened, discuss what went wrong, and draw lessons for next time.
試合の後で反省会を開いた。
We held a review meeting after the match.
イベントの反省会で改善点を話し合った。
At the event debriefing, we discussed points to improve.
プロジェクトが終わると、チームで反省会を開いて次に生かす課題を整理した。
When the project ended, the team held a review meeting and organized the issues to apply next time.
Compound of 反省 (reflection, self-examination) + 会 (meeting). Despite the word's literal sense, a 反省会 can be lighthearted — among friends it sometimes just means gathering for drinks to rehash an event.
COMMON COLLOCATIONS:
- 反省会を開く: to hold a review meeting
- 反省会を行う: to conduct a debriefing
- 一人反省会: privately replaying one's own mistakes
SIMILAR WORDS:
- 打ち上げ: celebration party (after an event) — festive, to mark completion rather than to reflect
- 会議: meeting — the general word, with no reflective purpose implied