temporary boom; short-lived prosperity
Refers to a sudden, brief economic upturn or burst of business activity, often implying it will not last. Commonly used in economic or business contexts.
The area experienced a temporary boom due to an increase in tourists.
Riding the short-lived prosperity, many shops opened.
不景気 means economic recession or depression, the opposite of a boom.
Common mixed kanji-kana spelling; にわか is often written in kana for this word.
Kanji spelling for にわか; less common but still seen.
Rare fully kanji spelling; the okurigana か is usually included.
Compound of にわか (sudden, temporary) and 景気 (economic conditions, business). The exact historical derivation is uncertain, but the term straightforwardly describes a sudden economic upturn.