Dra. Lolo is a character from the anime and manga series Atom The Beginning, where she serves as a significant rival and an enigmatic antagonist. She is a female robotics researcher with a distinctive appearance, characterized by her long, waist-length blonde hair, purple eyes, and a style that often includes a hat and a dress.

Personality-wise, Dra. Lolo is portrayed as a highly ambitious and ruthless scientist, whose dedication to her work borders on a cold and calculating pragmatism. Unlike other participants in the robot wrestling competitions who act out of love for the sport or their creations, Lolo views these events as mere testing grounds for her advanced robotics projects. She possesses a notably smug and confident demeanor, seemingly deriving satisfaction from watching her creations dominate and dismantle opponents, a strategy she employs without concern for sportsmanship or the destruction of other robots. This approach highlights a philosophical difference from the protagonists, as her pursuit of the ultimate robot is driven by personal and secretive goals rather than altruism.

Her primary motivation is shrouded in mystery, with her actions deeply connected to a catastrophic event that occurred five years prior to the story's main timeline. The true nature of her research and her personal history are central secrets that the protagonists, Umataro Tenma and Hiroshi Ochanomizu, seek to unravel. Clues lead to her involvement with a mysterious military installation on an isolated island, suggesting her work has significant and potentially dangerous implications beyond academic rivalry.

In the story, Dra. Lolo fulfills the role of a primary antagonist and a dark reflection of the main characters' ambitions. She is best known as the creator of Mars, a powerful and destructive fighting robot that serves as a formidable opponent for the protagonist robot, Six. Her actions drive a significant portion of the plot, as her ruthless tactics in the robot wrestling tournament force the heroes to confront the ethical boundaries of artificial intelligence development. Later, she is also associated with more advanced robots, including A108 and the mass-produced Balt units, continuing to serve as a source of conflict.

Her key relationships are defined by rivalry and secrecy. She is a direct rival to Umataro Tenma and Hiroshi Ochanomizu, who work in Lab 7. The dynamic is complicated by Umataro Tenma, who is desperately in love with her, creating a personal dimension to their professional conflict. Hiroshi Ochanomizu, on the other hand, becomes aware of a significant secret regarding Lolo, which he keeps from Tenma, adding further tension to their group. Her relationship with her own creations, like Mars, is purely instrumental, using them as tools to achieve her undisclosed objectives.

Regarding development, the character is largely defined by the mystery surrounding her. As the narrative progresses, the protagonists come closer to understanding her true nature and the extent of her involvement in past disasters. Her actions force other characters, particularly Tenma, to reconsider their own motivations and the potential consequences of their work in robotics, although her own personal arc is one of gradual revelation rather than transformation.