special sale, bargain sale
携帯会社が特売でもやってその子が教師と同じ─番号だったとでも言うの？
Are you saying the phone company was having some kind of special sale, and that girl happened to have the same number as the teacher?
— 人生スイッチ (2014)
特売ものだけどな
It’s just a sale item, though.
— ベルリン・天使の詩 (1987)
特売で買わなきゃダメでしょ
You have to buy it on sale, right?
— 天気の子 (2019)
今日はりんごが特売だった。
Apples were on sale today.