レンゲツツジれんげつつじMeanings1nounJapanese azalea; renge azaleausually written using kana aloneA deciduous azalea native to Japan, known for its orange to red flowers. The name 'renge' (lotus) comes from the flower shape.初しょ夏かになると、山やまでレンゲツツジが鮮あざやかに咲さく。In early summer, renge azaleas bloom vividly in the mountains.