PIA Corporation is a leading organizer of marathon events in Japan, offering unique running experiences that combine athleticism and camaraderie. Established with the mission to promote health and fitness, PIA hosts events at iconic venues such as the National Stadium, where participants can run alongside friends and family, creating lasting memories. Their upcoming events include marathons in vibrant locations like Sapporo in May 2027 and breathtaking views in Yokohama, ensuring runners enjoy picturesque routes while challenging themselves.

PIA is also known for hosting signature events that blend running with festival activities, promoting community engagement and a festive atmosphere. They frequently collaborate with the Tokyo Marathon Foundation and feature renowned athletes like Naoko Takahashi, who inspire participants through meet-and-greet sessions. PIA's events cater to all, from seasoned runners to families, providing options ranging from 10K races to full marathons, making running accessible and enjoyable for everyone.