[2][3] He was born with hereditary sensory autonomic neuropathy (HSAN), a rare genetic disorder that inhibits the feeling in his hands and feet.

[5] Aoki started out playing wheelchair basketball at the age of 6, eventually winning back-to-back national championships with the Jr. Rolling Timberwolves as a teenager.

[2] Aoki made his debut appearance at the Paralympics representing the United States in London in 2012 as part of the bronze medal–winning wheelchair rugby team.

[7] He was adjudged as the best 3.0 class player during the 2014 Wheelchair Rugby World Championship, where defending-champions USA claimed a bronze medal.

[8] Aoki was a key member of the USA side that narrowly missed out on winning the gold medal in wheelchair rugby at the 2016 Summer Paralympics, losing to Australia in the final, 59–58.

He won gold medal with the USA team in the men's wheelchair tournament at the 2019 Parapan American Games.