The series focuses on the romantic relationships and personal growth of its main heterosexual characters within a sports university setting. It does not feature identifiable LGBTQ+ characters or themes.

The film 'Weightlifting Fairy Kim Bok-joo' does not feature any transsexual characters or themes. The narrative centers on the romantic and athletic pursuits of its main characters, a female weightlifter and a male swimmer, without depicting or exploring transgender identity in any capacity.

The movie does not contain any action or adventure elements.

The series features original characters, including Kim Bok-joo, a female weightlifter inspired by a real-life female athlete. No character was previously established as a different gender in source material or history and then portrayed as another gender in this adaptation.

The series is an original South Korean production. Its characters were created for this specific show and are portrayed by actors of the same race, aligning with the show's setting and cultural context. No characters were established as a different race in prior canon.