繁はん閑かん

noun

busy and quiet periods; press and slack of business

Refers to the fluctuation between busy and slow times, especially in business or work contexts. Often used in formal or business writing.

• この業ぎょう界かいは繁はん閑かんの差さが激はげしい。

  This industry has extreme differences between busy and slow periods.

• 繁はん閑かんに応おうじて人じん員いんを調ちょう整せいする。

  We adjust staffing according to the busy and slack periods.