super-aged society
A demographic term for a society where more than 21% of the population is aged 65 or older. Used in policy, sociology, and news contexts.
Japan has already entered a super-aged society.
In a super-aged society, rising medical costs become a challenge.
高齢社会 refers to an aging society (7–14% elderly), while 超高齢社会 is a more advanced stage (over 21%).
少子高齢化 describes the combined trend of low birthrate and aging population, whereas 超高齢社会 focuses on the resulting societal state.
Compound of 超 (super, ultra), 高齢 (old age), and 社会 (society). A modern demographic term modeled on the English 'super-aged society'.