硬こうたんぱく質しつMeaningsNoun1. scleroproteinOther spellings硬こう蛋たん白ぱく質しつUsage share unknownOther readings硬こうタンパク質しつKanji used硬hard like a rock質qualityKanji in other spellings蛋protein白whiteComposed of硬こうhardnessNounたんぱく質しつproteinNoun