Nikotama Ecomarathon

Road Running covering 5 km to 21.1 km in Tokyo (Tokyo Metropolis, Japan)

Location

Tokyo, Tokyo Metropolis, JapanShow on map(35.6074° N, 139.6265° E)

Date & StatusJanuary 24, 2027Date confirmed

Elevation gainUp to +95 m

Nikotama Ecomarathon is an endurance sporting event in Tokyo, Tokyo Metropolis, JP focused on Road Running. It is part of EcoMarathon. Key features include Public Park, City Run, Kids & Youth Races, Capitals & Major Cities.

The race program comprises 3 competitions, including Half Marathon (21.1 km, +95 m D+), Road Running 10 km (10 km, +45 m D+), and Fun Run Parent-Child (5 km, +22 m D+). The next edition is officially confirmed for January 24, 2027. Official race regulations, course details, and registration information are provided on the organizer's website (japan.ecomarathon.run).

Official website

Nikotama Ecomarathon in Tokio (Work: "Mount Fuji from Lake Yamanaka 1994-12-10", Photo: Alpsdake, License: CC0 1.0, Source: Wikimedia Commons) — "Mount Fuji from Lake Yamanaka 1994-12-10" · Photo: **Alpsdake** · Wikimedia CommonsCC0 1.0
Cropped to 16:9 (960 × 540 px), WebP

Event characteristics

Public Park City Run Kids & Youth Races Capitals & Major Cities

Races & distances (3)

Competition	Discipline	Distance	Elevation gain	Altitude range	Course type	Course & profile
Half Marathon	Road Running	21.1 km	+95 m	173 m - 213 m	Loop course	Route & profile
Road Running 10 km	Road Running	10 km	+45 m	176 m - 195 m	Loop course	Route & profile
Fun Run Parent-Child	Road Running	5 km	+22 m	179 m - 188 m	Loop course	Route & profile

Course & Elevation Telemetry

Course route & map

Distance

21.1 km

Elevation gain

+95 m D+

Elevation loss

-95 m D-

Altitude range

173 m - 213 m

Gradient (Avg / Max)

0.9 % / 1.6 %

Course format

Loop course

21.1 km+95 m D+Peak 213 m

Start (S)Finish (F)DownhillFlatClimbSteep

Elevation profile & course telemetry

Altitude from 173 m to 213 m above sea level (+95 m D+, -95 m D-)

Peak: 213 m·at 12.5 km·Ø 0.9 %

Event Information & Answers

Frequently asked questions (FAQ)

When and where does Nikotama Ecomarathon take place?

Nikotama Ecomarathon takes place in Tokyo, Tokyo Metropolis, JP (start area at coordinates 35.6074° N, 139.6265° E). The next edition is officially confirmed for January 24, 2027.

What races and distances are offered at Nikotama Ecomarathon?

The race program comprises 3 competitions, including Half Marathon (21.1 km, +95 m D+), Road Running 10 km (10 km, +45 m D+), and Fun Run Parent-Child (5 km, +22 m D+). The competitions belong to Road Running.

What is the course layout and elevation profile for Nikotama Ecomarathon?

The main competition (Half Marathon over 21.1 km) is designed as a loop course featuring +95 m of elevation gain and -95 m of elevation loss, ranging between 173 m and 213 m above sea level. An interactive course map with route visualization, elevation profile, and GPX export is available in the course section on this page.

Where can I find registration and official race rules for Nikotama Ecomarathon?

Official race regulations, course details, and registration information are provided on the organizer's website (japan.ecomarathon.run).