団塊ジュニア だんかいジュニア Meanings Noun second-generation baby boomer (born 1971-1974) See also: 団塊の世代 (だんかいのせだい). Kanji 団 group. Read as ダン. 塊 lump. Read as カイ. Words containing 団塊ジュニア ポスト団塊ジュニア (ポストだんかいジュニア) third-generation baby-boomer (people born between 1975 and 1982) Jinuma: Japanese Dictionary · Word lists