How to say "care" in Japanese

Choosing the right word
  • ケアCommon
    noun, suru verb, transitive verbCare in medical and health-related contexts, and the sense of attention; the word heard in hospitals and nursing settings when discussing the care a patient receives.
    高齢者こうれいしゃのケアについて考かんがえなければならない。↗
    We must think about the care of old people.
  • 世話せわJLPT N4approx.Common
    noun, suru verb, transitive verbEveryday care in the sense of looking after someone and helping with daily needs; the natural word for taking care of children, pets, guests or a sick person.
    日本にっぽんでは親おやは年としをとると、通例つうれい子供こどもたちの世話せわになる。↗
    When parents get old in Japan, they are customarily looked after by their children.
  • 愛あいJLPT N3approx.Common
    noun, noun (suffix)Really the word for love and affection; its 'care' sense is loving, tender care, so it is seldom the word you want for practical or everyday care.
    Love moves in mysterious ways.
  • 治療ちりょうJLPT N1approx.Common
    noun, suru verb, transitive verbCare in the concrete medical sense: it means treatment, therapy or cure, so choose it when 'care' refers to treating an illness or injury rather than looking after someone.
    治療ちりょうよりも予防よぼう。↗
    Prevention is better than cure.
  • 介護かいごJLPT N1approx.Common
    noun, suru verb, transitive verbNursing care and caregiving: looking after people, often the elderly or infirm, who need help with daily living; the word used in nursing-care contexts.
    The old woman is getting better and is being taken good care of by a nurse from the hospital.

For medical care choose 「ケア」 or 治療, for nursing the infirm 介護, for everyday looking after 世話; 愛 means love and is rarely the word for care.

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

Japanese equivalents
See also

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

Say it right, write it right

Core lookup works fully offline, with cloud pronunciation and one-tap save & review. Free, no sign-up.

Free downloadWindowsFree downloadmacOSDownload on the App StoreGet it on Google Play
MobileiOS / Android

Android

QR code for the Google Play pageGet it on Google Play

Scan it with your Android phone to install, or search for “Tomoshi” on Google Play.

iOS

QR code for the App Store pageDownload on the App Store

Scan it with your iPhone camera to install, or search for “Tomoshi” in the App Store.

Install the browser extensionLook words up on any web page · Chrome / Edge / Safari

Screenshot of a Tomoshi lookup resultScreenshot of Tomoshi lookup results on a phone

Windows macOS Chrome / Edge / Safari extension iOS / Android