No information regarding LGBTQ+ characters or themes in 'An Embarrassing Dream' was provided. Therefore, an evaluation of its portrayal based on the given rubric is not possible, resulting in an N/A rating.

The film 'An Embarrassing Dream' is a silent comedy centered on a man's dream about an unwanted marriage. There are no identifiable transsexual characters or themes present in the narrative, nor any elements related to gender identity or trans experiences.

The movie does not contain any action or adventure elements.

This 1927 film is an original production, not an adaptation or a biopic. Therefore, all characters are new and original to this specific film, precluding any instance of a gender swap as defined.

This 1927 Japanese silent film is an original production with no known source material featuring characters of a different established race. There is no evidence of any character being canonically, historically, or widely established as one race and then portrayed as another.