まわかいだん 回り階段 LinksSentence search for 回り階段Sentence search for まわりかいだんSentence search for 廻り階段Kanji details for 回, 階 and 段Edit in JMdict Noun1. winder staircaseOther forms廻り階段 【まわりかいだん】 Discussions Log in to talk about this word.