Mizuho, Nagasaki
Mizuho was a town located in Minamitakaki District, Nagasaki Prefecture, Japan.
As of 2003, the town had an estimated population of 5,884 and a density of 224.07 persons per km². The total area was 26.26 km².
On October 11, 2005, Mizuho, along with the towns of Aino, Azuma, Chijiwa, Kunimi, Minamikushiyama and Obama, was merged to create the city of Unzen.