Movie
Description
Senbei Norimaki, known by the nickname Dott. Slump, is the central inventor and a primary character in the Dr. Slump franchise. His nickname, which translates to "Dr. Slump," is a humorous reference to his perceived professional inadequacy and the chaotic nature of his work. As a resident of the whimsical Penguin Village, he is a self-proclaimed genius whose inventions, ranging from the brilliant to the absurd, are a primary source of both progress and pandemonium in the series.

Dott. Slump's personality is a volatile mixture of high intelligence and profound immaturity. He possesses a sharp intellectual curiosity but is also deeply eccentric, lecherous, and often a coward. A persistent running gag involves his delusion of being far more handsome and capable than his actual reality, often imagining a taller, more dashing version of himself during moments of bravado or self-importance. His behavior is characterized by a lack of common sense and a tendency to prioritize his own whims, such as creating gadgets for voyeuristic purposes or pursuing romantic interests, over practical parenting or scientific responsibility. This blend of egotism and ineptitude makes him a profoundly flawed yet humorous figure.

His primary motivation is the pursuit of scientific discovery, though this is often driven by personal gain, laziness, or attempts to skirt the rules of daily life. He invents to solve problems, but more often than not, his creations create far greater chaos than the issues they were meant to fix. Despite his selfish tendencies, there is an underlying, if inconsistent, sense of care for his family, particularly his creations and children. In the movie Dr. Slump & Arale-chan Ncha! Wakuwaku Hot Natsu Yasumi, his role is that of a father taking his family on a summer vacation, which leads them into an encounter with supernatural forces at a haunted resort. During this adventure, his habitual cowardice and skirt-chasing nature resurface when faced with the vampire Vandora, demonstrating minimal personal growth despite his marital and parental status.

Dott. Slump's key relationships define his domestic and social life. He is the creator and adoptive father of the robot girl Arale Norimaki, whom he introduces to the village alternately as his younger sister or daughter to hide her artificial origins. His parenting style is a mix of neglect and genuine but clumsy affection. He also has a biological son, Turbo, with his wife Midori Yamabuki. His romantic pursuit of Midori was long and comedic, culminating in an abrupt, half-hearted proposal that led to their marriage. Outside the family, he maintains a fierce scientific rivalry with the villainous Dr. Mashirito, who is modeled after Akira Toriyama's real-life editor.

Over the course of the story, Dott. Slump undergoes a superficial development, transitioning from a bachelor to a married man and father, but his core personality remains largely static. The responsibilities of fatherhood do not mature him significantly; his inventions still malfunction, and his priorities remain skewed. However, he does display authentic care for Arale and Turbo in critical moments. His lack of significant growth is a key part of his comedic identity, serving as a constant foil to the more straightforwardly powerful but naive Arale. Later narratives, including crossovers with Dragon Ball where he repairs Son Goku's Dragon Radar, show him continuing in the same role as an unreliable but occasionally helpful inventor. In future timelines, he even becomes the mayor of Penguin Village, yet still retains his perverted habits and professional mediocrity.

The notable abilities of Dott. Slump lie entirely in his inventive genius. He can create incredibly advanced technology, including a sentient, super-powered robot like Arale, time machines, and reality-altering gadgets. His discovery of the legendary wish-granting "Eye of Rainbow" treasure in the movie serves as a key plot point that drives the conflict when it is stolen. Despite his technical brilliance, his inventions are prone to malfunction, have unforeseen side effects, or are used for trivial or perverse purposes, ensuring that they frequently become the source of the story's conflict rather than its resolution.