19th Year-End Marathon in Tokorozawa

About this event

Held in Tokorozawa City, Saitama Prefecture, the "19th Year-End Marathon in Tokorozawa" is a year-end tradition also counted as one of Japan's three major costume marathons. The competition is not about time, but serves as a celebration of costume running featuring the creative cosplay of participants. The venue is Tokorozawa Aviation Memorial Park, challenging a distance of 33 km. The time limit is 6 hours. Organized by Sports Aid Japan. Entry opens on August 15, 2026, and closes on November 27, 2026. As a year-end tradition and costume running festival, this event offers a unique experience to participants.

Venue

Tokorozawa Aviation Memorial Park

1-13 Namiki, Tokorozawa, Saitama 359-0042