WRC
-->

33rd Okumusashi Ultra Marathon (第33回 奥武蔵ウルトラマラソン)

Japan flag
Moroyama, Saitama, Japan

calendar_today 18 Oct, 2026

directions_run Running

language Official Website

sell $74.17 – $77.40

Register Now
33rd Okumusashi Ultra Marathon (第33回 奥武蔵ウルトラマラソン)

About the Event

The 33rd Okumusashi Ultra Marathon is a 70 km race in Moroyama Town. Entry is split by sex and age group, with women and men each in 20 to 39, 40s, 50s and 60-and-over categories, and every category can be chosen with or without a participation gift. The race is listed as eligible for Give Entry.

Races Offered

70km: Men (40s) [No Participation Gift]

Oct 18, 2026

straighten

Distance — 70K

terrain

Type — Running

timer

8 days remaining

sell

$74.17

70km: Men (40s) [With Participation Gift]

Oct 18, 2026

straighten

Distance — 70K

terrain

Type — Running

timer

8 days remaining

sell

$77.40

70km: Men (50s) [No Participation Gift]

Oct 18, 2026

straighten

Distance — 70K

terrain

Type — Running

timer

8 days remaining

sell

$74.17

70km: Men (50s) [With Participation Gift]

Oct 18, 2026

straighten

Distance — 70K

terrain

Type — Running

timer

8 days remaining

sell

$77.40

70km: Men (Age 20-39) [No Participation Gift]

Oct 18, 2026

straighten

Distance — 70K

terrain

Type — Running

timer

8 days remaining

sell

$74.17

70km: Men (Age 20-39) [With Participation Gift]

Oct 18, 2026

straighten

Distance — 70K

terrain

Type — Running

timer

8 days remaining

sell

$77.40

70km: Men (Age 60 and Above) [No Participation Gift]

Oct 18, 2026

straighten

Distance — 70K

terrain

Type — Running

timer

8 days remaining

sell

$74.17

70km: Men (Age 60 and Above) [With Participation Gift]

Oct 18, 2026

straighten

Distance — 70K

terrain

Type — Running

timer

8 days remaining

sell

$77.40

70km: Women (40s) [No Participation Gift]

Oct 18, 2026

straighten

Distance — 70K

terrain

Type — Running

timer

8 days remaining

sell

$74.17

70km: Women (40s) [With Participation Gift]

Oct 18, 2026

straighten

Distance — 70K

terrain

Type — Running

timer

8 days remaining

sell

$77.40

70km: Women (50s) [No Participation Gift]

Oct 18, 2026

straighten

Distance — 70K

terrain

Type — Running

timer

8 days remaining

sell

$74.17

70km: Women (50s) [With Participation Gift]

Oct 18, 2026

straighten

Distance — 70K

terrain

Type — Running

timer

8 days remaining

sell

$77.40

70km: Women (Age 20-39) [No Participation Gift]

Oct 18, 2026

straighten

Distance — 70K

terrain

Type — Running

timer

8 days remaining

sell

$74.17

70km: Women (Age 20-39) [With Participation Gift]

Oct 18, 2026

straighten

Distance — 70K

terrain

Type — Running

timer

8 days remaining

sell

$77.40

70km: Women (Age 60 and Above) [No Participation Gift]

Oct 18, 2026

straighten

Distance — 70K

terrain

Type — Running

timer

8 days remaining

sell

$74.17

70km: Women (Age 60 and Above) [With Participation Gift]

Oct 18, 2026

straighten

Distance — 70K

terrain

Type — Running

timer

8 days remaining

sell

$77.40

Weather History

These values represent the 3-year monthly averages for October in Moroyama.

thermostat Temperature
14.5° / 22.2°
wb_sunny Feels like
13.3° / 22.0°
light_mode Avg sunshine hours
6h 54m
water_drop Avg rainfall
4.0 mm
ac_unit Avg snowfall
—
air Avg wind speed
8.4 km/h (Light breeze)
opacity Sweat loss rate
Moderate
terrain Course conditions
Firm and slightly soft
sunny Max UV Index
Moderate (4.0)
humidity_mid Humidity
74.1%
wb_twilight Sunrise
05:49
nightlight Sunset
17:05

Hotels & Places to Stay

Things to Do Nearby

Tours and activities near Moroyama, powered by Viator.

Loading nearby tours and activities…

Runner Reviews

Read what other athletes have to say about their experience at the 33rd Okumusashi Ultra Marathon (第33回 奥武蔵ウルトラマラソン).

No reviews yet

Be the first to share your experience with the community!

Suggest an edit

Spotted an error or missing detail about the 33rd Okumusashi Ultra Marathon (第33回 奥武蔵ウルトラマラソン)? Help us improve.

Nearby Races

Explore other exciting events happening in this same region.

49th Japan Three-Day March (第49回 日本スリーデーマーチ)

49th Japan Three-Day March (第49回 日本スリーデーマーチ)

location_on Higashimatsuyama, Gunma, JP

calendar_today Nov 01, 2026

5K
12th FunTrails Round Chichibu & Okumusashi 100MILE/100K/50K (第12回 FunTrails Round 秩父＆奥武蔵100MILE/100K/50K)

12th FunTrails Round Chichibu & Okumusashi 100MIL…

location_on Chichibu, Saitama, JP

calendar_today Nov 14, 2026

50K Ultra
34th Japan Mountain Endurance Race (Within 24 Hours) — 'Tsuneo Hasegawa Cup' (第34回日本山岳耐久レース(24時間以内)～「長谷川恒男Cup」)

34th Japan Mountain Endurance Race (Within 24 Hou…

location_on Akiruno, Tokyo, JP

calendar_today Oct 11, 2026

Ultra
15th Hachouji Dash! ~You Can Change Too! Change with "Dash"!~ (第15回 はちおうじダッシュ！～君も変われる！「ダッシュ！」で変わる！～)

15th Hachouji Dash! ~You Can Change Too! Change w…

location_on Hachioji City, Tokyo, JP

calendar_today Oct 12, 2026

Other

Recommended for You

Hand-picked events we think you’ll love.

Best Southwest Community Health & Wellness Event

Oct 10, 2026

Best Southwest Community Health & Wellness Event

Pink Diamonds Survivors of Cancer and the City of Duncanville & Recreation Center will host a Health & Wellness Event o…

Read more
Haunted 5K, 10K, 13.1 & 26.2 at Little Rock, AR (41) 80

Oct 10, 2026

Haunted 5K, 10K, 13.1 & 26.2 at Little Rock, AR (41) 80

Race Information The race starts at 8:00 AM. Packet pickup starts 30 minutes before the race and ends 10 minutes before…

Read more
Day of the Dead Half Marathon - Dallas

Oct 10, 2026

Day of the Dead Half Marathon - Dallas

Location Pending: Fair Oaks Park Get ready for the "Day of the Dead Half Marathon: Texas Parks Edition"! Starting at 8 …

Read more
Haunted 5K, 10K, & Half Marathon at Naples, FL (41)

Oct 10, 2026

Haunted 5K, 10K, & Half Marathon at Naples, FL (41)

Race Information The race starts at 8:00 AM. Packet pickup starts 30 minutes before the race and ends 10 minutes before…

Read more

Get race deals & updates

Subscribe to our newsletter for curated race picks and discounts.