Kunio Igaya features as a minor character in the 1997 biographical film *Eikō e no Spur: Igaya Chiharu Monogatari*, centered on his daughter Chiharu Igaya's Olympic skiing career. Identified solely through familial ties, he is grouped under the Igaya surname alongside protagonist Chiharu and Sadako Igaya. The narrative provides no exploration of Kunio’s background, personality, actions, motivations, relationships beyond his family role, or character development. His presence remains confined to this film, with no documented appearances in spin-offs or alternate adaptations.