Ku dhameystir weedha soo socota:
1999 IAAF World Cross Country Championships, laakiin wuxuu ka baxsan yahay 100ka ugu sareeya tartanka gaagaaban ee ragga. Wuxuu ahaa kaalinta labaad ee tartanka Japan sannadkaas, laakiin wuxuu ku soo laabtay safka hore 2000 isagoo ku guuleystay labada horyaal ee qaranka iyo ciyaaraha. Soo bixitaanka Yoshitaka Iwamizu ee 2001 Japanese Championships wuxuu calaamadeeyay isbadal jiil. In kasta oo Uchitomi uu ku orday waqti dhan 8:29.63 daqiiqo (oo ah kii saddexaad ee ugu fiicnaa xirfadiisa), waxaa garaacay Iwamizu, oo ku guuleysan lahaa shan horyaal oo isku xigta. Uchitomi wuxuu difaacay horyaalkiisii 2001 Ciyaaraha Bariga Aasiya wuxuuna hagaajiyay rikoodhkiisa ciyaaraha ilaa 8:33.98 daqiiqo, isagoo garaacay waddanka Wataru Izumi oo galay kaalinta labaad sidii uu ku lahaa 1997. Waxa kale oo uu qaatay horyaalnimada tartanka dhaadheer ee shirkadda Chugoku Electric Power Company ee tartanka All-Japan Corporate Track and Field Championships.