The Thoroughbred Corporation's Johar, dead-heat winner of the John Deere Breeders' Cup Turf (gr. IT), heads a contingent of six U.S. horses for which invitations have been accepted for the Japan Cup (Jpn-I) and Japan Cup Dirt (Jpn-I) Tokyo Racecourse.The Japan Cup Dirt will be run Nov. 29 and the Japan Cup on Nov. 30.In addition to Johar, the Richard Mandella-trained colt who has earned nearly $1.5-million, Japan Cup invitations have been accepted for Gary Tanaka's Sarafan, the Neil Drysdale-trained gelding who missed the Breeders' Cup after suffering a minor illness; Edmund A. Gann and Flaxman Holdings' Denon, the 5-year-old son of Pleasant Colony who won the Manhattan Handicap (gr. IT) for trainer Bobby Frankel. Sarafan finished second to Falbrav in the 2002 Japan Cup; and Slew Valley, the Man o' War (gr. IT) runner-up trained by Gary Sciacca.Also accepting Japan Cup invitations have been French-based Ana Marie and Ange Gabriel and Australia-based Fields of Omagh.U.S. horses accepting invitations to compete in the Japan Cup Dirt are William L. Currin and Alvin Eisman's Outta Here, a 3-year-old son of Dehere who won the Delta Jackpot Stakes for trainer Currin, and Lee and Ty Leatherman's Fleetstreet Dancer, a 5-year-old gelding who is winless in stakes but has finished second or third in five graded races for trainer Doug O'Neill.