Anna Doi (土井 杏南, Doi Anna; born 24 August 1995 in Kiyose) is a Japanese sprinter. She competed for the Japanese team in the 4 × 100 metres relay at the 2012 Summer Olympics; the team placed 15th with a time of 44.25 in Round 1 and did not qualify for the final.
Source: “Anna Doi”, English Wikipedia (CC BY-SA 4.0), excerpt