Kyōtarō Himuro holds the position of chairman at Jotoh Academy. His undisclosed motivations drive him to persistently target Rina Takaoka, a former student who transferred schools. He commands subordinates to pursue her, projecting unwavering superiority and control in every circumstance. Failures by his underlings never visibly unsettle him, demonstrating his consistently composed and unflappable demeanor. Physically, he possesses blue hair and grey eyes. Himuro appears across multiple adaptations of the source material, including the original video animation and manga, invariably in a supporting role. His narrative function focuses on orchestrating conflicts involving Rina, avoiding direct physical confrontations.