Characters

Unnamed bank customers who, just before the end of the Pacific War, informed Seita—who had gone to the bank to withdraw his mother's savings—of Japan's surrender and the destruction of the Combined Fleet, shocking him.

The doctor who diagnosed Setsuko's malnutrition and debilitation and advised building nourishment. Appears accompanying Seita to the hospital in the latter part of the story.

Multiple male farmers from farmhouses that Seita interacts with in 'Grave of the Fireflies'. There are those who lent a handcart, refused to share food, found and caught a thief, and others.

Navy Captain of the Combined Fleet who went to war and went missing in action.

A student lodging at his aunt's house. He cares about the two siblings but is not protective.

The police officer who escorted the captured Seita to the koban, restrained the farmer who assaulted him, and treated him protectively. One of the few adults in the story who showed understanding towards Seita.

A widowed relative to whom Seita and Setsuko turn during wartime. She gradually comes to resent the two, creating the cause for them to leave the house.

A 14-year-old boy who loses his mother in wartime Kobe and struggles to survive with his sister Setsuko, ultimately dying from malnutrition. The protagonist of 'Grave of the Fireflies'.

A mother who suffered from heart disease, was injured in an air raid, and died in front of Seita and Setsuko. An important tragic character in 'Grave of the Fireflies'.

A kind-hearted young woman who interacts closely with Seita's family, takes care of Setsuko, and cares for the siblings. She supports them through the first half of the story, showing humanity amid the harsh wartime conditions.

Seita's 4-year-old little sister. After her mother's death, she struggles to survive harsh wartime conditions with her brother but weakens from malnutrition and passes away.

The man who gave Seita a bale of coal needed for Setsuko's cremation and taught him how to light the fire.

A cheerful and lively 14-year-old Borrower girl, living secretly under the floorboards of a human house with her parents.

Longtime housekeeper of the Maki family, a person burning with obsession to catch little people.

Arrietty's mother, a diminutive woman who ingeniously manages the household by borrowing items.

The Maki family's pet cat, aware of the secret existence of the borrowers. Plays the role of watching over the borrowers' movements inside the house.

Arrietty's father and a reliable figure supporting the borrower family. Depicted as the breadwinner who ventures out on dangerous 'borrowing' missions to support the family.

The owner of the old mansion where a family of Borrowers lives, and the younger sister of Sho's grandmother. A conscientious woman who cares for her sickly grandson Sho.

A 12-year-old human boy who came to the mansion for convalescence, learns of the Borrowers' existence and deepens exchanges with them.

A lonely 12-year-old Borrower boy without a family, living wildly outdoors, and harboring feelings for Arrietty.

A fire demon who exchanged hearts with Howl and serves as the power source for the moving castle. He's a cheeky show-off weak to flattery, but he cares for Howl like a friend.

Sorceress Suliman's familiar dog, an old dog with flight ability. Accompanies the magic moving castle and grows fond of Sophie, traveling together with her.

Sophie's stepmother who runs the hat shop but entrusts it to Sophie; after she runs away from home, closes the shop and remarries.

A beautiful young man who appears 27 years old, contracted with the demon Calcifer by giving him his heart, making him the wizard who powers the moving castle. Central figure in a romantic fantasy.