剃刀かみそり研とぎMeaningsNoun1. one who sharpens razorsKanji used剃shave刀katana研refineComposed of剃刀かみそりrazor; razor-sharp (mind, intellect, etc.); keen; astute; sharp; quick; astute person; person of keen intellectNoun研とぎpolish; grinding; sharpeningNoun