Mayuka Nasu is a supporting character in the mecha anime Buddy Complex. She serves as an assistant to Special Officer Elvira Hill aboard the Free Pact Alliance battleship Cygnus, holding the rank of Corporal. Along with Anessa Rossetti, she handles practical matters for Elvira. Mayuka is a sixteen-year-old girl with orange or auburn hair and pink eyes. Her personality is described as honest and straightforward, though she can be somewhat shy. She is notably skilled in self-defense, reflecting her capability in a military environment. Her role in the story is limited to that of a crew member and aide, providing support to the main operations rather than taking part in frontline combat or piloting mecha. Detailed information about her personal background, deeper motivations, character development over the course of the series, and specific relationships beyond her professional association with Elvira is not extensively covered in available reliable sources.