Saiko Eco Marathon

May 21, 2023 at 9:00am ~ May 21, 2023 at 1:30pm

Celebrate summer and get active at the Saiko Eco-Marathon this May! People of all running abilities are welcome to join and the marathon is open to both adults and children (with a guardian present).

Course: Saiko Doman Green Park circuit course

Start time: 11:00

Time limit: 90 minutes for 10km (However, the time posted on the official website is up to 75 minutes)


Reception: 9:00- 30 minutes before the start of the race

Opening ceremony: 10:30

Awards ceremony: 12:30 – 13:30

Participation fee:

  • ¥3700 (10 km)
  • ¥2700 (Parent-child run)
  • For cheaper tickets, make sure to purchase them on their website beforehand!


  • Participation prize: Participants will receive a backpack for running 10k
  • Men’s category (1st-3rd place)
  • Women’s category (1st-3rd place)
  • Categories by Age (5km): Under 30s, 30s, 40s, 50s, 60s, 70s, 80s (male and female)

It is important to note that parent-child runs will not be recorded (no awards will be given). Runners are asked to check the goal clock or their own watches while participating. Although there is a luggage storage area, participants are responsible for looking after their valuable items.



Start: May 21st 2023 at 9:00am

End: May 21st 2023 at 1:30pm