ぜんねんわれ

ぜんねんわれ【前年割れ】

a year-to-year decline.

●わが社は国内売上げでは 11%の前年割れだった. We have seen a year-to-year decline of 11% in domestic sales.

・売上げ高はここ 5 年連続前年割れだ. Sales have declined compared to the previous year for five consecutive years.