Kagairo serves as a minor antagonist in the 1990 OVA *Sword for Truth*, a ninja and swordsman within the Seki Ninja group opposing protagonist Shuranosuke Sakaki. Notable for his prominent nose, he participates in Princess Mayu’s kidnapping and confronts Shuranosuke during her rescue. The Seki Ninja employ lethal tactics, including poisoning Mayu during her captivity. Kagairo’s role supports their objective to challenge the Nakura Clan, though his personal motivations and backstory remain unexplored. His narrative is limited to the OVA, without further development or appearances in other media.