Surname
Natsui
Natsui (夏井) is a Japanese surname. Its kanji mean summer + well, and Wikidata lists 12 notable people with this family name.
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What Natsui means
夏
summer
井
well
Where the name comes from
Like most Japanese surnames, Natsui describes a place. Its kanji point to a well, the kind of landmark a family was known by when surnames became compulsory for everyone in 1875.