During her Chunin exams,her opponent was Eiji Yamada,her future husband.She easily beats Eiji using one chop only and thus,Eiji always keep talking to her and this makes them bond and later,expressed their love interest to each other. When she became a Jonin at the age of 19,she got married to Eiji earlier. During the Third Shinobi World War,she joined with the Allied Shinobi Forces and fight every opponents using her Blossom Katana. At the age of 24,she gave birth to her eldest daughter,Natsumi Yamada and then at the age of 27 and 28, she gave birth to Akane Yamada and Yukiko Yamada. Though,her youngest child was premature because Hikari always overused her ninjutsu and this is the caused of her death. When she was 28,before she died,her father-in-law tell her that she failed on bearing a