The 194th Sports Mate Run Imperial Palace Marathon begins and ends at the Imperial Palace Clock Tower in central Tokyo. This morning road race follows the palace loop and offers six distances: a 5 km for parents and children, a solo 5 km, 10 km, 15 km, 20 km, and a 20 km relay.
Timing is available, making it suitable for runners seeking an official pace measurement or those using the event for structured practice. The course is a loop around the Imperial Palace, with the start/finish area at Kōkyo-Gaien in Chiyoda. Sakuradamon Station is nearby. The event accommodates a wide range of participants, including those aiming for records, first-time runners, families, and relay teams within a half-day schedule. The race proceeds regardless of weather and is part of Sports Mate Run’s scheduled events throughout Tokyo, Chiba, Kanagawa, and Saitama.