Ernest Enomoto was born in Kapapala, Kau, Hawaii. He was raised by his older sister and graduated from McKinley High School in Honolulu. On December 9, 1940 he volunteered for the army reserve. He worked in road construction in Pahala and became a chief warrant officer. He was an original 100th member of F Company and attained the rank of staff sergeant.
After the war he went back to visit his high school principal, Miles Carey, who had inspired him and other AJAs. At the age of 52, he moved back to the Big Island and started to do what he always wanted to do. He bought property and became a farmer.