Surname
Nishioka
Nishioka (西岡) is a Japanese surname. Its kanji mean west + hill, and Wikidata lists 34 notable people with this family name.
に · し · お · か · にしおか
What Nishioka means
西
west
岡
hill
Where the name comes from
Like most Japanese surnames, Nishioka describes a place. Its kanji point to a hill, the kind of landmark a family was known by when surnames became compulsory for everyone in 1875.