Surname
Iwanaga
Iwanaga (岩永) is a Japanese surname. Its kanji mean rock + eternity, and Wikidata lists 20 notable people with this family name.
い · わ · な · が · いわなが
What Iwanaga means
岩
rock
永
eternity
Where the name comes from
Like most Japanese surnames, Iwanaga describes a place. Its kanji point to rocks, the kind of landmark a family was known by when surnames became compulsory for everyone in 1875.