団だん塊かいの世せ代だい

expression, noun

baby boom generation (Japan, 1947–1949)

Refers specifically to the Japanese post-war baby boom cohort born between 1947 and 1949. Often discussed in contexts of social security, retirement, and demographic change.

• 団だん塊かいの世せ代だいが定てい年ねんを迎むかえ始はじめた。

  The baby boom generation has started reaching retirement age.

• 団だん塊かいの世せ代だいの大たい量りょう