Ultra Running Hub Races
61 ultras worldwide
Japan — remove filter 61 races match · sorted by date
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61 races found
Date Race Location Dist Climb Grit
20 Jun Oizumi Ryokuchi Park 6h Timed · climbing unknown Osaka, Japan — — — 21 Jun Okinoshima 100km Ultra Marathon Fixed Distance · climbing unknown Okinoshima, Shimane Pref., Japan 100 km — 5.0 est 21 Jun Okinoshima 50km Ultra Marathon Fixed Distance · climbing unknown Okinoshima, Shimane Pref., Japan 50 km — 2.5 est 28 Jun Lake Saroma 100 Km Ultramarathon Fixed Distance · climbing unknown Yubetsu, Japan 100 km — 5.0 est 28 Jun Lake Saroma 50 Km Ultramarathon Fixed Distance · climbing unknown Yubetsu, Japan 50 km — 2.5 est 4 Jul KTF Trail running race - Rockin Bear Fixed Distance · climbing unknown Yamanouchi,Nagano Pref., Japan 48 km — 2.4 est 4 Jul Minami-aso caldera Trail Summer Fixed Distance · mountain Minami aso, Japan 50 km 2,491 m 6.2 5 Jul Naeba-Sanroku Geopark Tsunan Ultramarathon 48K Fixed Distance · mountain Tsunan, Niigata Pref., Japan 48 km 2,800 m 6.6 5 Jul Naeba-Sanroku Geopark Tsunan Ultramarathon 64K Fixed Distance · rolling Tsunan, Niigata Pref., Japan 64 km 1,800 m 5.9 5 Jul Naeba-Sanroku Geopark Tsunan Ultramarathon 80K Fixed Distance · rolling Tsunan, Niigata Pref., Japan 80 km 2,800 m 8.2 19 Jul Kirishima Ebino-kougen Extreme Trail Fixed Distance · mountain Ebino City, Miyazaki Pref., Japan 62 km 3,059 m 7.7 19 Jul OSJ Ontake 100km Ultra Trail Fixed Distance · rolling Otaki, Nagano Pref., Japan 100 km 3,395 m 10.0 20 Jul Michinoku Tsugaru Journey Run 83K Fixed Distance · climbing unknown Hirosaki, Aomori Pref., Japan 83 km — 4.2 est 26 Jul Shin Daisetsuzan Trail Journey Fixed Distance · climbing unknown Engaru, Japan 60 km — 3.0 est 16 Aug World Geopark Trail Run in Sanin Kaigan Fixed Distance · climbing unknown Toyooka City, Japan 60 km — 3.0 est 22 Aug Mt. Tateyama Climbathon Fixed Distance · mountain Hamakurosaki, Toyama Pref., Japan 65 km 3,000 m 7.8 29 Aug Yacchiro Dragon Trail Fixed Distance · vertical Yatsushiro, Kumamoto Pref., Japan 50 km 4,160 m 8.7 18 Sept Kyoto Grand Traverse Fixed Distance · mountain Osaka City, Japan 59 km 3,180 m 7.7 19 Sept Chitose Aoba 6 Hours Ultra Track Timed · climbing unknown Chitose City, Hokkaido, Japan — — — 20 Sept Tango 100 km Ultramarathon Fixed Distance · climbing unknown Kyotango, Kyoto Pref., Japan 100 km — 5.0 est 20 Sept Tango 60 km Ultramarathon Fixed Distance · climbing unknown Kumihamacho, Kyoto Pref., Japan 60 km — 3.0 est 21 Sept 6-hour relay & solo marathon Kobe Timed · climbing unknown Kobe, Hyogo Pref., Japan — — — 21 Sept Shonan Int. Relay Marathon 6 hour Run Timed · climbing unknown Hiratsuka, Kanagawa Pref., Japan — — — 22 Sept Shonan Int. Relay Marathon 4 hour Run Timed · climbing unknown Hiratsuka, Kanagawa Pref., Japan — — — 27 Sept Akita Nairiku 100km Marathon Fixed Distance · climbing unknown Semboku, Akita Pref., Japan 100 km — 5.0 est 27 Sept Muraoka 100 km Ultra Marathon Fixed Distance · rolling Muraoka, Hyogo Pref., Japan 100 km 2,550 m 8.8 27 Sept Muraoka 64 km Ultra Marathon Fixed Distance · climbing unknown Muraoka, Hyogo Pref., Japan 64 km — 3.2 est 27 Sept Muraoka 88 km Ultra Marathon Fixed Distance · fast & flat Muraoka, Hyogo Pref., Japan 88 km 800 m 5.6 27 Sept Tsukuba Renjyo 50 Km Road & Trail Run Fixed Distance · rolling Ishioka, Ibaraki Pref., Japan 50 km 1,667 m 5.0 27 Sept Tsukuba Renjyo 70 Km Road & Trail Run Fixed Distance · rolling Ishioka, Ibaraki Pref., Japan 72 km 2,580 m 7.5 4 Oct Trainic world Ogose-Tokigawa Trail Run 50km Fixed Distance · rolling Ogose, Saitama Pref., Japan 51 km 1,400 m 4.7 11 Oct Echigo Kubikino 100km Ultramarathon Fixed Distance · climbing unknown Joetsu City, Niigata Pref., Japan 100 km — 5.0 est 17 Oct Iki 100 Km Ultra Marathon Fixed Distance · climbing unknown Iki, Nagasaki Pref., Japan 100 km — 5.0 est 17 Oct Iki 50 Km Ultra Marathon Fixed Distance · climbing unknown Iki, Nagasaki Pref., Japan 50 km — 2.5 est 18 Oct River Shimanto 100km Fixed Distance · fast & flat Shimanto, Kochi Pref., Japan 100 km 700 m 6.1 18 Oct River Shimanto 60km Fixed Distance · fast & flat Koinobori Park, Shimanto, Kochi Pref., Japan 60 km 400 m 3.6 18 Oct Ultramarathon Okumusashi Quintet Fixed Distance · climbing unknown Moroyama, Saitama Pref., Japan 70 km — 3.5 est 25 Oct Forestrail Shinjo-Hiruzen Fixed Distance · mountain Shinjo, Okayama Pref., Japan 68 km 3,200 m 8.2 25 Oct Manno Mountain Madness 2026 Fixed Distance · vertical Nakato, Manno, Kagawa Pref, Japan 80 km 5,600 m 10.0 1 Nov Nakanoto Treasure Trail Run Festival Fixed Distance · mountain Nakanoto, Kashima District, Ishikawa Pref., Japan 50 km 2,300 m 5.9 1 Nov Ninja Trail Run Fixed Distance · mountain Iga, Mie Pref., Japan 48 km 2,500 m 6.2 1 Nov Ryoma Dappan Trail Race Fixed Distance · mountain Tsuno, Kochi Pref., Japan 70 km 3,130 m 8.2 1 Nov Sea Alps Trail Journey Fixed Distance · mountain Fudai, Japan 49 km 2,031 m 5.5 8 Nov Koshu Alps Haute Route Challenge Fixed Distance · mountain Koshu, Yamanashi Pref., Japan 68 km 4,200 m 9.7 8 Nov Koshu Alps Haute Route Challenge Klesa 108 Fixed Distance · mountain Koshu, Yamanashi Pref., Japan 108 km 5,905 m 10.0 8 Nov Koshu Alps Haute Route Challenge Lily Route Fixed Distance · mountain Koshu, Yamanashi Pref., Japan 55 km 3,009 m 7.3 14 Nov FunTrails50K Round Fixed Distance · mountain Chichibu, Saitama Pref., Japan 50 km 2,850 m 6.8 22 Nov Nagasaki Tachibana Gulf Coast Super Maranic 103 Fixed Distance · climbing unknown Nagasaki, Japan 103 km — 5.2 est 29 Nov Trainic world Soto-Chichibu Trail Run 50km Fixed Distance · mountain Yorii, Saitama Pref., Japan 46 km 2,900 m 6.7 6 Dec Kumano Old Trails Fixed Distance · climbing unknown Kumano-Shi, Mie Pref., Japan 52 km — 2.6 est 12 Dec Izu Trail Journey Fixed Distance · mountain Matsuzaki, Shizuoka Pref., Japan 70 km 3,120 m 8.2 19 Dec Minami-aso caldera Trail Fixed Distance · mountain Minami aso, Japan 50 km 2,491 m 6.2 20 Dec Okinawa 100km Ultramarathon Fixed Distance · climbing unknown Yonohara, Okinawa Pref., Japan 100 km — 5.0 est 14 Feb Nagasaki Round Trail Fixed Distance · mountain Nagasaki City, Japan 46 km 2,620 m 6.2 18 Apr Fuji 3 Lakes 62 km Challenge Fixed Distance · climbing unknown Fujiyoshida, Yamanashi Pref., Japan 62 km — 3.1 est 18 Apr Fuji 4 Lakes 100 km Challenge Fixed Distance · climbing unknown Fujiyoshida, Yamanashi Pref., Japan 100 km — 5.0 est 18 Apr Fuji 4 Lakes 80 km Challenge Fixed Distance · climbing unknown Fujiyoshida, Yamanashi Pref., Japan 80 km — 4.0 est 18 Apr Fuji 5 Lakes Sparta Challenge Fixed Distance · climbing unknown Fujiyoshida, Yamanashi Pref., Japan 120 km — 6.0 est late April (TBC) Ultra-Trail Mt. Fuji mountain Fujiyoshida, Yamanashi, Japan 168 km 8,000 m 10.0 3 May Mukogawa Yurikamome Ultra Marathon Fixed Distance · climbing unknown Nishinomiya, Hyogo Pref., Japan 70 km — 3.5 est est — Grit from distance alone; the organiser has not published an elevation profile.