Buuxi weedhan soo socota: Yashima waxay heshay billaddeeda ugu horeysa ee caalamiga ah 1994 World Junior Championships ee Ciyaaraha fudud, halkaas oo ay ku soo gashay kaalinta saddexaad ee haweenka 1500 mitir oo si dhow uga dambeysa Anita Weyermann iyo Marta Domínguez. Waxay gashay heerka sare sanadka soo socda waxayna kooxda Japan ku hogaamisay guusha 1995 Asian Cross Country Championships, iyadoo Yashima iyo asxaabteeda Michiko Shimizu iyo Yasuko Kimura ay ku guuleysteen podium-ka dhacdada ka dhacday Chiba. Bandhiggaas ayaa keentay in loo doorto abaalmarinta
1995 IAAF World Cross Country Championships, halkaas oo ay ku dhammeysay kaalinta 69aad ee guud ahaan.