Sakamoto akakwanisa kupinda muchikwata cheJapan, semutasvi weAsia chete, mumakwikwi emabhasikoro evarume eBMX kuma2008 Summer Olympics muBeijing nekugamuchira nzvimbo yekukoka kubva kuUnion Cycliste Internationale (UCI) zvichibva pakuita kwake kwakanaka paUCI World Championships
muVictoria, British Columbia, Canada. Mushure mokunge atora chigadzirwa chemasekondi makumi matatu nemaviri pama prelims emangwanani ane nguva inononoka ye40.548, Sakamoto akawana huwandu hwe19 kuisa mapoinzi kuti agadzire nzvimbo yechinomwe mumakwikwi ake ekupedzisira, nokudaro achimubvisa mumutambo.