The film does not feature any identifiable LGBTQ+ characters or themes. Its narrative centers on the unique relationship between an immortal mother figure and her mortal adopted son, exploring themes of family, love, and loss across generations.

The film Maquia: When the Promised Flower Blooms does not feature identifiable transsexual characters or themes within its narrative. The story focuses on other elements, with no depiction of transsexual identity present in the plot or character arcs.

The movie does not contain any action or adventure elements.

Maquia: When the Promised Flower Blooms is an original anime film. All characters are new creations for this specific production, meaning no pre-existing characters with established canonical genders were altered.

Maquia: When the Promised Flower Blooms is an original animated film. Its characters were created specifically for this production, establishing their races within the film's narrative. There is no prior source material or historical context to indicate a change in any character's race.