Dee ihe ga-aga n'ihu maka paragraf a - Williams jidere Nakajima maka oge 2009. Na 2009 Australian Grand Prix
ọ kụrụ mgbidi n'akụkụ ụzọ nke isii, nke mere ka ọ pụọ n'ọsọ ahụ. Nakajima bụ naanị onye ọkwọ ụgbọala lara ezumike nká na Bahrain, na-akwụsị agba ise tupu ọgwụgwụ na mmanụ ọkụ. Ọ dakwara n'agba ikpeazụ nke Monaco Grand Prix mgbe ọ na-agba ọsọ n'ọnọdụ 10. Ọ fọrọ nke nta ka ọ gbaa ihe na ọtụtụ Grand Prix, gụnyere ịhapụ isi ihe mgbe ọ na-egbu oge na pit lane na Turkish Grand Prix. Na British Grand Prix, Nakajima nwetara ọkwa ya kachasị elu na Formula One grid, na-eru eru n'ọnọdụ nke ise dị egwu n'ihu onye ndu mmeri ụwa Jenson Button. Agbanyeghị, agbụrụ ya nwere nsogbu site na atụmatụ pit pit na-adịghị mma, ma mechaa mechaa n'èzí. Nakajima ọzọ fọrọ nke nta ka ọ gbaa na Hungarian Grand Prix, na-agwụ naanị 0.7 sekọnd n'azụ nke asatọ Jarno Trulli. O mechara bụrụ onye nke itoolu ọzọ na Singapore. Na Brazil, Nakajima nọkwa na asọmpi maka isi ihe ruo mgbe onye rookie na onye obodo ya Kamui Kobayashi wepụrụ ya. Nakajima mechiri oge ahụ na-enwetaghị isi ihe ọ bụla, ya na onye otu ya Nico Rosberg bụ onye naanị ya na-ahụ maka akara ọ bụla nke ndị otu Williams nwetara, ebe Nakajima bụ naanị onye na-enweghị isi ihe n'ime ndị ọkwọ ụgbọ ala ndị sonyere n'ọsọ ọ bụla na 2009.