包ほう丁ちょう研とぎ器きMeaningsNoun1. knife sharpenerKanji used包wrap丁street研refine器instrumentComposed of包ほう丁ちょうkitchen knifeNoun研とぎpolish; grinding; sharpeningNoun器きdevice; instrument; vessel; container; ability; capacity; calibre; caliberNoun