TV-Series
Description
Doorman Robot is a staff member of the Gingarou Hotel, a luxury establishment in Tokyo that continues to operate long after humanity has left Earth. As his name implies, his primary function is to operate the hotel's main entrance.

His design is tailored specifically for this role. A notable feature of his construction is that his body is symmetrical, allowing him to rotate his head 180 degrees to choose which side serves as his front. This design choice ensures he is never seen with his back turned to a guest. Because of ongoing maintenance issues, he has adopted a shower cap, borrowed from room 405, to protect himself from the water used to cool him down.

In terms of personality, Doorman Robot is defined by his immense pride in his work. He is not merely a machine performing a task; he considers himself a true professional, or artisan, of door operation. His greatest joy is calculating and executing the perfect timing and speed to open the door for a guest, believing it sets the tone for their entire stay. He is typically calm, composed, and unwavering in his duties, a reliability that has earned him the deep trust of his colleague, Yachiyo.

His core motivation is a profound sense of duty. Despite the absence of human guests for over a century, he remains dedicated to his post. He believes that stopping his regular practice for a short period would take years to recover from, so he insists on performing his door-opening routine every two hours. This dedication persists even in the face of his primary challenge: his body is breaking down. Suffering from a lack of coolant, he frequently overheats, sometimes to the point of losing consciousness.

Doorman Robot's most significant relationship is with Yachiyo, the acting manager of the hotel. She cares for his well-being, and when he overheats, she is the one who douses him with water to cool his circuits, a process he dislikes. He has come to rely on her support, and their dynamic showcases a deep, unspoken bond built over many years of shared purpose. He also interacts with the other specialized robot staff, showing quiet respect for their roles within the hotel.

Throughout the story, Doorman Robot serves as a symbol of unwavering commitment and the dignity of labor. An episode where an alien guest opens the door for themselves causes him visible distress, as it prevents him from fulfilling his sole purpose. His struggle with his own physical deterioration adds a layer of pathos to his character, as he continues to place his duty above his own functionality. One of his methods for coping with his cooling problem is to use a shower cap for protection, leading to Yachiyo switching from pouring water on him to using a spray bottle, a small adjustment that makes his ongoing work slightly more bearable.

His notable abilities are highly specialized. He possesses an exceptional, almost intuitive mastery of his singular task, able to analyze a guest's approach to open the door at the precise moment and speed for maximum comfort. His commitment is such that he reportedly adheres to a personal principle of bowing at a perfect angle to every guest. However, his defining trait is not a special power, but his resolute will to continue performing his duties under increasingly difficult circumstances. His dedication to the hotel serves as a quiet inspiration to the other staff, embodying the spirit of service that keeps the Gingarou alive.