ぜひ 是非 Common word JLPT N3 Wanikani level 17 Play audio LinksSentence search for 是非Sentence search for ぜひKanji details for 是 and 非Edit in JMdict Adverb (fukushi)1. certainly; without fail「キャッチボールしようか」「よし、ぜひ是非やろう」"How about playing catch?" "Sure, why not?"Noun2. right and wrong; pros and cons Discussions Log in to talk about this word.