Mt. Fuji 100

Mt. Fuji 100 Countdown

15

Days

04

Hrs

12

Min

22

Sec

Next Race

April 24, 2026

16

days to go

Formerly known as Ultra-Trail Mt. Fuji (UTMF), the Mt. Fuji 100 is now a World Trail Majors race that circles the base of Japan's iconic sacred mountain through ancient forests, volcanic terrain, and traditional villages. Starting and finishing near Lake Yamanaka, runners complete a full circumnavigation of Mt. Fuji with views of the symmetrical cone appearing and disappearing throughout the course. The race combines world-class competition with a deeply cultural Japanese experience.

ITRA 6 Endurance Points

Est.

2012

Distance

165km / 102mi

Course

Loop

Surface

Mountain Trail

Elev. Gain

7500m

Elev. Loss

7500m

Field Size

~2,400

When

April

Time Limit

46h

THE COURSE

Gain

+7500m

Loss

-7500m

MI 0

KM 0

Fujiyoshida Midnight Start

The race begins at midnight from Fuji Hokuroku Park in Fujiyoshida. Runners depart under headlamp into the dark forests at the base of Mt. Fuji, with the mountain's massive silhouette occasionally visible against the starry sky.

ELEV: 900ft

MI 25

KM 40

Tenshi-ga-Dake & Aokigahara Forest

Runners climb through the dense volcanic forests including sections of the famous Aokigahara (Sea of Trees) at the base of Mt. Fuji. The spongy volcanic soil and twisted roots make for technical but fascinating running through ancient woodland.

ELEV: 1500ft

MI 50

KM 80

Lake Motosuko & Western Fuji

The course passes Lake Motosuko, one of the Fuji Five Lakes, offering the classic view of Mt. Fuji that appears on the Japanese 1,000 yen note. The western section is more remote, with runners traversing rugged mountain ridges and forests.

ELEV: 1100ft

MI 75

KM 120

Ōwakudani Volcanic Valley

Runners pass through dramatic volcanic landscapes on the southern side of Fuji, including steaming vents and barren lava fields. This section offers the most otherworldly terrain on the course, a stark contrast to the lush forests elsewhere.

ELEV: 1300ft

MI 102

KM 165

Lake Yamanaka & Finish

The final stretch runs along the shores of Lake Yamanaka, the largest of the Fuji Five Lakes. Exhausted runners are greeted by the perfect reflection of Mt. Fuji in the lake as they approach the finish, completing their circumnavigation of Japan's most sacred mountain.

ELEV: 900ft