Noun, Noun which may take the genitive case particle 'no'
hasty preparation; cramming; makeshift knowledge
Noun
goods prepared in a hurry (after they were already needed)
Noun which may take the genitive case particle 'no'
makeshift; half-baked; cobbled together; superficial
Idiomatic expression
Also written 俄仕込み【にわかじこみ】、俄か仕込み【にわかじこみ】