Height: 129.3cm Gender: None Features: A mass-produced cat-type robot (friend type) for childcare, male in gender. He came from the 22nd century to support Nobita Nobi, an elementary school student who is clumsy and fails at everything. Model number is MS-903. He can take out various secret gadgets of the future from the 4D pocket attached to his belly. He originally had ears, but a mouse gnawed them off, so he is afraid of most rodents. He must never study at school. Favorite Food: Dorayaki, melon bread, cake, tonkatsu, karaage, snacks, omakase Fears: Most rodents, including mice

Height: 140cm Gender: Male Age: 12 years old Features: Bad at studying, bad at sports. He is a coward. Not only is he below average in almost every area, but he was born with a fate of terrible luck that lasts until death. He is a timid, tearful, incompetent, and pitiful 5th grader. The story begins when Sewashi, his great-great-grandson from the future, sends Doraemon to change Nobita's unhappy future. Since then, whenever he is in trouble or caught in a mess, he relies on Doraemon and often borrows secret gadgets from the 4D pocket. Dislikes: Almost all books except comic books, seeing elders older than himself in pain or trouble, his mother making him pull weeds or run errands, getting a zero on a test, and the mean pranks of Gian and Suneo

Height: 140cm Age: 12 years old Gender: Female Features: She has a pretty face, a kind heart, and a friendly, gentle personality. She is the quintessential pretty and kind friend. Favorite Food: Roasted sweet potatoes Dislikes: Cucumbers, spicy food Fears: Ghosts, spiders, lions, tigers, bugs, the dentist, hospitals, being scolded by her mother

Height: 135cm Age: 12 years old Gender: Male Features: While his family isn't quite at the level of a conglomerate, they are very wealthy. He is a silver-spoon young master who has lived an affluent life in a grand mansion under parents who adore him. Favorite Food: Steak, cake, sashimi, sushi, pudding Dislikes: Corn, surströmming, spicy food Fears: Ghosts, most things related to Gian

Height: 156cm Age: 12 years old Gender: Male Features: As his nickname "Gian" (Giant) suggests, he is big and very sturdy. He is the neighborhood bully because he is the best fighter among his peers. Favorite Food: Ramen, katsudon, green peppers Dislikes: Radishes, mushrooms, salad Fears: Being scolded by adults like his mother, father, or teacher

Height: 140cm Gender: Male Features: 1010 years old, he transferred to Nobita's school. In fact, Luka is a mysterious being called an Espal and can freely use Ether, the energy of the universe. He has rabbit ears. He wears a hat to hide them. Although he is 1010 years old, he looks like a 12-year-old. He hides the fact that he is an Espal.

Height: ??? Gender: Female Features: A Moon Rabbit girl living in the Moon Kingdom created by Doraemon and Nobita. She has long blue hair and rabbit ears. She is an Espal living on the far side of the moon. An Espal who freely uses Ether. She is a Kaguya planet native and Luka's sibling.

The tyrant of Planet Kaguya. For some purpose, he desires the power of Ether, the mysterious energy possessed by the Espals.