はずじゃなかった

wasn't supposed to

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phrase Rare #41,683
wasn't supposed to Expresses that something was not expected, intended, or supposed to happen. Often conveys surprise or disappointment. In はずじゃなかったっけ, it means “wasn't it supposed to...?”
JA: こんなに時間がかかるはずじゃなかった。
EN: It wasn't supposed to take this long.

こうなるはずじゃなかった

It wasn't supposed to turn out this way.

シカゴカポネのために働いてるはずじゃなかったのか

Weren’t you supposed to be working for Capone in Chicago?

— 罪人たち (2025)

昨日の夜って雪が降るはずじゃなかったっけ

Wasn't it supposed to snow last night?

こんなはずじゃなかった

This isn’t how it was supposed to be.

— RRR (2022)