1.
age group; age range; age bracket
A segment of a population defined by age, used in demographics, marketing, and social analysis.
幅広い年齢層に人気がある。
It's popular across a wide range of age groups.
この商品のターゲットは若い年齢層だ。
The target for this product is a young age group.
アンケートの結果を年齢層ごとに分析したところ、世代によって意見が大きく異なることが分かった。
When we analyzed the survey results by age group, we found that opinions differed significantly across generations.
A compound of 年齢 (age) and 層 (layer; stratum). Commonly used in marketing, media, and social research to describe target demographics. The word 層 conveys the idea of stratified layers within a population.
COMMON COLLOCATIONS:
- 幅広い年齢層: wide age range
- 年齢層が高い: older demographic
- 年齢層が低い: younger demographic
- 年齢層別: by age group
SIMILAR WORDS:
- 世代: generation — groups defined by birth era rather than current age; carries cultural identity
- 年代: decade of age; era — can mean "people in their 20s/30s" or a historical period