Yuma Asami was born on March 24, 1987, in Takasaki, Gunma Prefecture, Japan. She spent her early years in this region, growing up in a typical Japanese household. Little is publicly known about her childhood or family, as she has kept these details private. Before entering the adult industry, she worked briefly as a hostess at a club in Roppongi but found the role unfulfilling. She also held various part-time jobs and had her first sexual experience in junior high, later dating five boyfriends by age 18. Her ethnicity is Japanese, reflecting her full heritage.

Professionally, she is known as Yuma Asami, though she has occasionally been credited as Asami Yuma or simply Yuma. Her entry into adult content began in October 2005 at age 18, when she debuted with Alice Japan, a m...