Dr. Lee (医者 風下) (ドクター=リー, Isha Rī) is a doctor from Bonrin Medical School.
Chimera Ant arc
After Colt surrenders the Chimera Ants Nest, the Hunter Association summon Dr. Lee to gather a team of her best surgeons and artificial organ specialists to go to the Queen's nest in NGL in order to save her life. Despite their efforts, they can only prolong her from dying for a few minutes. Colt even goes as far as to offer his own organs, but Dr. Lee informs him their genetic make are too different and his organs would be insufficient.