The film 'Black Box Diaries' is a documentary centered on Shiori Itô's personal experience with sexual assault and her legal battle. The narrative does not feature any identifiable LGBTQ+ characters or themes, resulting in an N/A classification for LGBTQ+ portrayal.

There is insufficient information available to assess the film's portrayal of transsexual characters or themes. The provided details about the movie, including its title, director, starring cast, and IDs, do not offer any insight into its narrative content regarding this specific aspect.

The movie does not contain any action or adventure elements.

"Black Box Diaries" is a documentary film focusing on the real-life experiences of Shiori Itô. As a non-fiction work, it portrays real individuals as their actual genders, and there are no instances of fictional or historical characters being depicted with a different gender than their established reality.

The film is a documentary/biopic centered on Shiori Itô, who is Japanese and portrays herself in the film. There are no instances where a character canonically or historically established as one race is portrayed as a different race.