Translation guide
The average period a person may expect to live, often used in statistical, medical, or everyday contexts. Japanese has several common expressions depending on formality and nuance.
The average number of years a person is expected to live, used in everyday conversation, news, and general writing.
The standard, neutral term for 'life expectancy' in Japanese. Used in statistics, health reports, and daily conversation.
The life expectancy of Japanese people is increasing year by year.
The life expectancy in this country exceeds 80 years.
Literally 'lifespan', often used in the same sense as 'life expectancy' in casual contexts. Can also refer to the lifespan of objects or animals.
Lately, life expectancy has been extending.
The number of years a person can expect to live in good health, without serious illness or disability.
Specifically refers to 'healthy life expectancy', a common concept in public health discussions.
It is important to extend healthy life expectancy.
The statistical average length of life for a population, often used in formal or academic contexts.
A more technical term for 'life expectancy', often used in actuarial or demographic statistics. Slightly more formal than 平均寿命.
Life expectancy varies by age.
平均寿命 (へいきんじゅみょう) explicitly means 'average lifespan' and is the direct equivalent of 'life expectancy'. 寿命 (じゅみょう) simply means 'lifespan' and can be used for individuals, animals, or objects. In many contexts, 寿命 can imply life expectancy, but 平均寿命 is more precise for statistical averages.