Katsuhiko Jinnouchi

As the youngest son of Mansaku Jinnouchi, this forty-year-old professional serves as a dedicated member of the Ueda fire department. Working within the rescue squad, he plays a vital role in emergency response operations. His position requires immense bravery and precision as he assists his team in navigating life-threatening situations, maintaining his commitment to public safety through his specialized duties in the department's specialized rescue unit.