Lack of vigor or performance; stagnation or slump (e.g., in sales, business, or form).
今月は売上が不振で、目標に達しなかった。
Sales were sluggish this month and did not reach the target.
チームは最近不振で監督が交代した。
The team has been in poor form recently, and the manager was replaced.
景気不振の影響で投資が減っている。
Investment is decreasing due to the economic slump.