How to say "life" in Japanese

Choosing the right word
  • 生活せいかつJLPT N4approx.Common
    noun, suru verb, intransitive verbCovers 'life' as daily living — the round of work, meals, and rest that makes up someone's everyday existence. Typical when discussing life in a city, healthy living, or changes in one's lifestyle.
    収入しゅうにゅうに応おうじた生活せいかつをするように。↗
    You should try to live within your means.
  • 人生じんせいJLPT N3approx.Common
    nounRefers to a person's life as a whole, from birth to death. Choose it for talk of the meaning of life, life's ups and downs, or how someone has lived.
    できるあいだに人生じんせいを楽たのしみなさい。↗
    Enjoy your life while you are able to.
  • 命いのちJLPT N3approx.Common
    nounBeing alive in the physical sense — the vital force one can lose, save, or risk. This is the word for lives in accidents, rescue, and matters of life and death.
    その犬いぬは少女しょうじょの命いのちを救すくった。↗
    The dog saved the girl's life.
  • ライフCommon
    nounA loanword that seldom serves as the ordinary word for life; it turns up mainly inside borrowed expressions and in titles, names, and slogans. For everyday senses, another term is usually the right choice.
  • 生命せいめいJLPT N3approx.Common
    nounTreats life as a biological or scientific concept — life in the abstract, studied or debated, rather than a person's daily living or personal story. Typical of academic, medical, and ethical contexts.
    生命せいめいはいつ誕生たんじょうしたのですか。↗
    When did life come into being?

Choose 生活 for everyday living, 人生 for a person's life as a whole, 命 for being alive, 生命 for life as a biological phenomenon, and 「ライフ」 mainly within borrowed expressions rather than ordinary speech.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

Japanese equivalents
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JLPT vocabulary levels are community estimates, not official (no official lists have been published since the 2010 revision).

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