Hank Umemoto was born in 1928 to immigrant grape farmers in Florin, a rural community near Sacramento, California. After his release from camp, he moved to Los Angeles, where he spent the first three and a half years living on skid row. After finishing high school, he worked to support himself and his mother while attending Los Angeles City College. During the Korean War, he served overseas in the army with the 38th Military Intelligence Service. After his discharge, he attended Cal State Los Angeles using funds from the GI Bill, then married, raised a family, and worked in a variety of trades and businesses. His jobs included gardener, owner of a jewelry store, owner of a mail-order business, and insurance agent with Cal Western Life. He eventually started a print shop and remained in the printing business for thirty-two years, until his retirement in his mid-seventies. He passed away in 2019.