← Back to browse類洞るいどう[ruidou]nounJapanese definitionNo Japanese definition yet.English definitionsinusoidExamplesNo examples yet.Loading examples…Ask about thisKanji類sort; kind; variety; class; genusルイ / たぐ.い · 18 strokes種類類人類書類分類類似同類爬虫類洞den; cave; excavationドウ / ほら · 9 strokes洞洞窟空洞洞察洞穴鍾乳洞洞爺湖曹洞宗