俄(にわか)

にわか
na-adjective / noun
sudden; abrupt; impromptu; novice
1. sudden; abrupt; unexpected
Happening without warning.
俄(にわか)雨(あめ)に降(ふ)られた。
I got caught in a sudden rain shower.
俄(にわか)には信(しん)じられない。
I can't believe it immediately / all of a sudden.
彼(かれ)の体調(たいちょう)が俄(にわか)に悪(わる)くなった。
His condition suddenly took a turn for the worse.
2. impromptu; hastily arranged
Done without prior planning or preparation.
俄(にわか)仕立(じた)ての舞台(ぶたい)で劇(げき)を演(えん)じた。
They performed a play on a hastily put-together stage.
俄(にわか)作(づく)りの計画(けいかく)では失敗(しっぱい)するだろう。
A hastily thrown-together plan will probably fail.
俄(にわか)仕立(じた)ての対策(たいさく)では間(ま)に合(あ)わない。
Improvised countermeasures won't be enough.
3. novice; bandwagon (fan)
Someone who has recently become interested in something (often implying superficiality).
サッカーの俄(にわか)ファンが増(ふ)えた。
The number of bandwagon soccer fans has increased.
俄(にわか)ファンだと思(おも)われたくない。
I don't want to be seen as a bandwagon fan.
ワールドカップの時期(じき)になると俄(にわか)が増(ふ)える。
When the World Cup season comes around, the bandwagon fans increase.

俄(にわか) is a na-adjective meaning sudden or impromptu, with a modern slang usage for "novice" or "bandwagon."

FORMS:

  • 俄(にわか)な + noun (sudden ~)
  • 俄(にわか)に (suddenly - adverbial)
  • 俄(にわか) + noun (impromptu/novice ~)

COMMON PATTERNS:

  • 俄(にわか)雨(あめ) (sudden rain shower)
  • 俄(にわか)に忙(いそが)しくなる (to suddenly become busy)
  • 俄(にわか)には信(しん)じられない (can't immediately believe)
  • 俄(にわか)ファン (bandwagon fan)

MODERN SLANG:

In contemporary usage, 俄(にわか) (or にわか) is often used as a noun/prefix to describe someone who has recently started following a trend, sport, or hobby without deep knowledge. It can have a slightly dismissive nuance:

  • にわかファン (bandwagon fan)
  • にわかオタク (casual/fake otaku)

SIMILAR WORDS:

  • 俄(にわか)に vs. 突然(とつぜん): Both mean "suddenly," but 俄(にわか)に can also imply "hastily" or "for the time being."

KANJI:
Often written in hiragana as にわか in modern usage.

Related Words

Related: 突然(とつぜん) (suddenly)
general
Added 2026.1.13 15:25 · Revised 2026.2.19 23:52
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