1.
alive and well, in good health
Describes a person who is alive and in good health, especially when there might be reason to worry about them due to age or circumstances.
祖父は九十歳で健在だ。
My grandfather is alive and well at ninety.
ご両親はお健在ですか。
Are your parents in good health?
戦後八十年経っても、当時の記憶を語れる人がまだ健在だ。
Even eighty years after the war, there are still people alive who can speak of their memories from that time.
2.
going strong, still active
Used figuratively for things, organizations, or traditions that continue to thrive or function well.
あの老舗はまだ健在だ。
That long-established shop is still going strong.
伝統芸能が今も健在であることを嬉しく思う。
I'm glad that traditional performing arts are still thriving.
引退した選手だが、その人気は健在だ。
The athlete has retired, but their popularity is still going strong.
A na-adjective that functions primarily as a predicate (〜は健在だ). Rarely used as a noun modifier with な. Often used when reporting on the well-being of elderly people or the continued vitality of something that might be expected to have declined.
COMMON PATTERNS:
- まだ健在だ (is still alive and well / still going strong)
- お健在ですか (Are you in good health? — polite)