Pedzisa mutsara unotevera: Osano akanga achitonga muJapan muhafu yokutanga ya1992, achienda asina kukundwa nokukunda kubatanidza Chiba International Cross Country uye Shizuoka International. Akanga anewo kukunda kwakadzokororwa paBolder Boulder neBay to Breakers muUnited States. Osano akapedza ari wechitatu pamakwikwi eOlympic muKenya pamakwikwi emamita zviuru gumi, asi mune chisarudzo chisingabvumirwi nevatongi vakasarudza kutumira Moses Tanui, uyo akanga atadza kupedza kunyange kureba kumakwikwi iwayo. Kutanga kwake kweOlympic kwakakundikana, Osano haana kukwikwidza zvakare muna 1992. Akadzokera kuita basa muna Chivabvu 1993 ndokuenda kunzira yemugwagwa weAmerica, achitora kukunda paPeachtree Road Race, Boilermaker Road Race uye Bix 7 Road Race. Tichifunga nezvomugariro wake, akasarudzwa nokuda kwechikwata cheKenya pa
1993 IAAF World Half Marathon Championships. Iyi ndiyo yaive hafu yake chete yemarathon gore iro uye akaisa gumi nematatu munguva yemaminitsi 62:10, achibatsira timu kukunda nerubatsiro rwechina-akaiswa Lameck Aguta. Ikoku kwakabvumikisa kuva kuratidzika kwake kwokupedzisira kwamarudzi ose.