The corporate ekiden competition is a series of races contested between Japan's corporate (business) running teams. The championships are officially the 全日本実業団対抗駅伝競走大会 (All-Japan Corporate Team Ekiden Championships)),The structure involves regional qualifying races and a national championship for women and for men.
The All-Japan Women’s Corporate (Jitsugyodan) Ekiden Championship is held in mid December after 3 regional qualifying ekiden (2011 summary) events, narrowing the field to 24 to 27 teams, although new qualification standards in 2011 increased the field to 33 teams. In addition to teams coming from the East Japan qualifying meet, there are teams from the Central Japan and Western Japan qualifying meets.
The All-Japan Men's Corporate Ekiden Championship, also called the New Year Ekiden, takes place in Japan's Gunma Prefecture on 1 January.
Teams gain qualification into the final ekiden race through a series of preliminaries which are principally conducted on a district-by-district basis.The Eastern Japan Corporate Ekiden Championship qualifies men's and women's teams. Two other qualifying meets for the women are held for Central Japan and Western Japan, (women's divisions detailed in Japanese). The Western Japan women's qualifying race (6 stages, 42.195 km, 31st race on October 23, 2011) begins in Munakata, Fukuoka; website.
The men have a slightly different pattern (men's divisions detailed in Japanese). One of the men's qualifying races is the Kyushu men's qualifying race (7 stages, 78.8 km, 48th on November 23, 2011), which begins in Fukuoka City and ends in Kita Kyushu city; 2010 video. Other regionals include Kansai Jitsugyodan Ekiden (2010 - 53rd, held in Tabe), Chubu Jitsugyodan Ekiden (2010 - 50th, held in Gero, Gifu), Hokuriku Jitsugyodan Ekiden (2010 - 40th, held in Gero, Gifu), and Chugoku Jitsugyodan Ekiden (2010 - 49th, held in Sera, Hiroshima).