ダンチクだんちくじ字FuriganaMeanings1noungiant reed; Arundo donaxusually written using kana aloneA tall perennial grass species, often used for reeds in musical instruments or as a biomass crop. The Japanese name is usually written in katakana.ダンチクは成せい長ちょうが早はやく、高たかさが5メートルを超こえることもある。