1.Overview of Implementation
The early morning opening in 2025 (Reiwa 7*) will be managed by the Tokyo Marathon Foundation. Its theme is to support the health and well-being of individuals through running, and to help shape better communities and living environment by making running a catalyst for positive change.

※Japanese fiscal year Reiwa 7 (April 1, 2025 – March 31, 2026)

※Even if you’re not participating in an activity, you can still enter during the early morning opening hours.

Tokyo Marathon Foundation : https://tokyo42195.org/en

■1) Date of Implementation
7 February,2026 (Saturday),
21February,2026 (Saturday) -27 February ,2026(Friday),

8 March,2026 (Sunday)
※Cancellation or schedule changes may occur due to weather or other circumstances.

■2) Early Morning Opening Time
7:00 AM (Garden opening time moved forward by 2 hours)

■3) Admission Fees
Adults ￥500 , Seniors (65 and over)/Students ￥250

Children (Junior high school students/15 and under) FREE

※The Garden remains open for your use even after 09:00.

※You can enter by presenting your annual pass or by touching your transportation IC card at the gate.

■4) Entrance Gates
From 07:00 AM to 09:00 AM, only Shinjuku Gate is open.

(Okido Gate and Sendagaya Gate remain closed during this time.)

※After 09:00 AM, all gates will be open for entry as usual.
■5) Activity During Early Morning Opening Hours (07:00 AM– 09:00 AM) (updated 4 February)

〇7 February
Using special poles for a full-body workout Nordic walking
https://runentry.onetokyo.org/event/schedule/01kc68adh1aw9pdqp3g4bft01f

〇21 February
Tokyo Marathon 2026 Eve:GOOD MORNING Fan Run (A Multi-Day Event!)
Special Hosts : Aso Koyata (Benshi (Silent Film Narrator)/Tokyo Running Festa
“Enmusubi” Goodwill Ambassador)
Fukushima Wakana (ONE TOKYO Official Supporter)

〇22 February
Tanaka Hanae’s Runner Training Session : Long Run (15km)
https://runentry.onetokyo.org/event/schedule/01kbxpy2qkck3s8tnb2m7gdv97
Tokyo Marathon 2026 Eve;GOOD MORNING Fan Run (A Multi-Day Event!)
Special Hosts : Aso Koyata (Benshi (Silent Film Narrator)/Tokyo Running Festa
“Enmusubi” Goodwill Ambassador)
https://runentry.onetokyo.org/event/schedule/01kg8pmjb9tpg4djvy3k8ezrxx

〇23 February
Using special poles for a full-body workout Nordic walking
https://runentry.onetokyo.org/event/schedule/01kc6935bw8vjj5scg8tp338ec
Tokyo Marathon 2026 Eve:GOOD MORNING Fan Run (A Multi-Day Event!)
https://runentry.onetokyo.org/event/schedule/01kg8pmjb9tpg4djvy3k8ezrxx

〇24 February
* Entry is limited to those who have pre-registered for special opening activity.
Experience Shinjuku Gyoen WORLD! with TOKYO RUNNING FESTA
https://runentry.onetokyo.org/event/schedule/01ke8zatbpt73t4c1gmhhpcres

〇25 February
Tokyo Marathon 2026 Eve:GOOD MORNING Fan Run (A Multi-Day Event!)
Special Hosts : Aso Koyata
Ooshima Yauhiro (Tokyo Marathon Race Director)
https://runentry.onetokyo.org/event/schedule/01kg8pmjb9tpg4djvy3k8ezrxx

〇26 February
Tokyo Marathon 2026 Eve:GOOD MORNING Fan Run (A Multi-Day Event!)
Special Hosts : Aso Koyata, Tanaka Hanae, Suzuki Yuko
https://runentry.onetokyo.org/event/schedule/01kg8pmjb9tpg4djvy3k8ezrxx

〇27 February
Tokyo Marathon 2026 Eve:GOOD MORNING Fan Run (A Multi-Day Event!)
Special Hosts : Fukushima Wakana, Suzuki Yuko
https://runentry.onetokyo.org/event/schedule/01kg8pmjb9tpg4djvy3k8ezrxx

〇8 March
Using special poles for a full-body workout Nordic walking
https://runentry.onetokyo.org/event/schedule/01kc696hd8q17tvy7zakw06kcw

* Please note that these programs will be conducted in Japanese only.

If you’d like to join, please apply via above ONE TOKYO Web-site or contact ([email protected]).
Future activities will be announced and registration will open as soon as details are decided.