50.8% live in Hawaii
30.5% live in California
3.4% live in New Jersey, Illinois, Washington and Oregon
If you don't like people
named nagaoka
you should probably go to
New Hampshire (None live there).
Fun fact: Hawaii
is the state with the most
last name nagaoka per capita.
Check out the popularity
of the last name nagaoka
for each state in the map below.