にわか 俄 Common word JLPT N2 LinksSentence search for 俄Sentence search for にわかSentence search for 俄かKanji details for 俄Edit in JMdict Na-adjective (keiyodoshi), Noun which may take the genitive case particle 'no', Noun1. sudden; abrupt; unexpected; improvised; hasty; offhandUsually written using kana aloneNoun2. impromptu skitAbbreviation, See also 俄狂言, sometimes 仁輪加 (ateji)Noun3. bandwagon fan; fair-weather fanAbbreviation, Slang, Usually written using kana alone, See also にわかファンOther forms俄か 【にわか】 Discussions Log in to talk about this word.