Perfect Days does not feature any identifiable LGBTQ+ characters or themes within its narrative. The film centers on the solitary life of a Tokyo janitor, exploring themes of routine, contentment, and the beauty of everyday moments, without engaging with social identity or community representation, including LGBTQ+ issues.

Based on available information, 'Perfect Days' does not appear to feature identifiable transsexual characters or themes. The film's critical reception and plot summaries focus on other aspects, such as its exploration of daily life and philosophical themes, without mentioning transsexual representation.

The movie does not contain any action or adventure elements.

The film "Perfect Days" is an original drama with no pre-existing source material or historical record for its characters. All on-screen characters, including Hirayama, Niko, and Keiko, maintain genders consistent with their portrayal, with no indication of any gender differing from an established canonical or historical gender.

The film is an original story set in contemporary Tokyo, featuring characters implicitly Japanese. All principal and supporting roles are played by ethnically Japanese actors, aligning with the characters' implied backgrounds and the film's setting. There is no prior canon or historical record from which a character's race could have been swapped.