| Japanese Ultra Marathon Calendar 2002 | |||||
| Beyond 42.195 km | |||||
| Blue: 10 Most Popular Races | |||||
| 2001 | 2002 | Race Name | Distance (km) | Prefecture | Website |
| 1/13 | 1/12 | Miyakojima Distance Legs | 100 | Okinawa | Japanese |
| 1/14 | 1/13 | Miyakojima Waidoh | 100, 50 | Okinawa | Japanese |
| 3/18 | 3/17 | Heijyo-kyo Double | 84.4 | Nara | - |
| 3/24 | 3/23 | Tokyo Gakugei University 24 H | 24 H | Tokyo | - |
| 4/20 | 4/19 | Sakura Michi Nature Run | 250 | Aichi | Japanese |
| 4/21 | 4/27 | Challenge Fuji Five Lakes | 117, 100, 50 | Yamanashi | Japanese |
| 4/28 | 4/28 | Trans Michinoku | 660 | Aomori | - |
| 4/30 | - | Sakura-michi | 270 | Aichi | - |
| 5/2 | 5/2 | Yamaguchi Hagi Maranic | 250, 140 | Yamaguchi | - |
| 5/3 | 5/3 | Mukogawa Yurikamome | 70 | Hyogo | - |
| 5/3 | - | Hokkaido 24 Hours | 24 H | Hokkaido | - |
| 5/4 | - | Musashino Road | 260 | Tokyo | - |
| 5/13 | 5/12 | Yastugatake Nobeyama | 100, 70 | Nagano | Japanese |
| 5/13 | - | Bandai Azuma Skyline | 70, 50 | Fukushima | - |
| 5/20 | - | Saba Road | 80 | Kyoto | - |
| 5/26 | - | Aso Caldera Super Marathon | 100, 50 | Kumamoto | - |
| 5/26 | - | Sri Chinmoy 55km+alpha | 70 | Tokyo | - |
| 5/27 | 5/25 | Nara Kagihiro Romantic Road | 132 | Nara | - |
| 5/27 | 4/28 | Okukumano | 100 | Wakayama | - |
| 5/27 | - | Ebishu Ohguro | 100 | Shimane | - |
| 6/3 | 6/2 | Shimanami Kaido Distance Legs | 100 | Hiroshima | Japanese |
| 6/3 | - | Ako | 100 | Hyogo | - |
| 6/8 | 5/25 | Hida | 168 | Gifu | - |
| 6/24 | 6/30 | Lake Saroma | 100, 50 | Hokkaido | Japanese |
| 6/24 | - | Nichinan-Orochi | 100, 37 | Tottori | - |
| 7/14 | 7/6 | Kuriyama Distance Legs | 100 | Hokkaido | Japanese |
| 7/25 | - | Mt. Fuji Climb | 21 | Yamanashi | - |
| 7/28 | - | Yasyagaike Legend Maranic | 130, 90 | Gifu | - |
| 8/5 | - | Okumusashi | 75 | Saitama | - |
| 8/4 | - | Global Tokyo Gaisyu | 100 | Tokyo | - |
| 9/8 | - | Tateyama Climb | 65 | Toyama | - |
| 9/9 | - | Tsuruoka | 100 | 山形 | - |
| 9/23 | - | Akita Challenge | 100, 50 | Akita | Japanese |
| 9/23 | - | Muraoka Doubleful | 88, 44 | Hyogo | - |
| 9/23 | - | Mikawa Anjo | 100, 50 | Aichi | - |
| 9/30 | - | Jyonaizaka | 100 | Tochigi | - |
| 10/6 | - | Kansai mountain excursion | 305 | Wakayama | - |
| 10/7 | - | Japan Mountain Endurance | 71.5 | Tokyo | Japanese |
| 10/13 | - | Mascat Run 24 | 24 H | Okayama | - |
| 10/20 | - | Sri Chinmoy 12/24 Hours | 24 H, 12 H | Tokyo | - |
| 10/21 | - | River Shimanto | 100, 60 | Kochi | Japanese |
| 10/21 | - | Wakayama Castle - Mt. Koya | 110 | Wakayama | - |
| 10/? | - | River Kiren | 80, 50 | Tochigi | - |
| 11/? | - | Tokyo Gakugei University 24 H | 24 H | Tokyo | - |
| 12/? | - | Global Enoshima | 100 | Kanagawa | - |
| Information source: Kakekko.com, RUNNET, FRUN, UMML, Official Race Sites | |||||