# Anna Doi

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.

## Personal bests

| Event | Time | Wind | Venue | Date | Notes |
| Outdoor ||||||
| 100 m | 11.43 s | +1.8 m/s | Kumagaya, Japan | 13 May 2012 | Japan's 7th-fastest time |
| 200 m | 23.63 s | +1.8 m/s | Fukuroi, Japan | 3 May 2014 | Japan's 9th-fastest time |
| Indoor ||||||
| 60 m | 7.40 s | | Osaka, Japan | 4 February 2012 | Japan's 3rd-fastest time |
| 60 m | 7.40 s | | Osaka, Japan | 2 February 2013 | Japan's 3rd-fastest time |

## Records

* 100 metres
** Current Japanese junior and high school and youth record holder - 11.43 s (wind: +1.8 m/s) (Kumagaya, 13 May 2012)
** Current Japanese junior high school record holder - 11.61 s (wind: +0.8 m/s) (Tottori, 23 August 2010)
* 200 metres
** Former Japanese youth record holder - 23.83 s (wind: +0.9 m/s) (Kumagaya, 14 May 2012)
* 4 × 100 m relay
** Former Japanese high school record holder - 45.23 s (relay leg: 4th) (Oita, 30 July 2013)
** Former Japanese youth record holder - 46.05 s (relay leg: 4th) (Kofu, 27 October 2012)
** Current Japanese junior high school record holder - 47.30 s (relay leg: 4th) (Oita, 24 August 2009)
* 60 metres (Indoor)
** Former Japanese and Japanese junior record holder - 7.40 s (Osaka, 4 February 2012)

## Competition record

| Year | Competition | Venue | Position | Event | Notes |
| Representing Japan ||||||
| 2011 | World Youth Championships | Lille, France | 12th (sf) | 100 m | 12.24 (wind: -1.3 m/s) |
| 2011 | World Youth Championships | Lille, France | 9th (h) | Medley relay | 2:10.54 (relay leg: 3rd) |
| 2012 | Olympic Games | London, United Kingdom | 15th (h) | 4 × 100 m relay | 44.25 (relay leg: 1st) |
| 2013 | East Asian Games | Tianjin, China | 4th | 100 m | 12.02 (wind: +0.6 m/s) |
| 2013 | East Asian Games | Tianjin, China | 2nd | 4 × 100 m relay | 45.17 (relay leg: 1st) |
| 2014 | World Relays | Nassau, Bahamas | 18th (h) | 4 × 100 m relay | 44.66 (relay leg: 2nd) |
| 2014 | World Junior Championships | Eugene, United States | 14th (sf) | 100 m | 11.84 (wind: +0.9 m/s) |
| 2014 | World Junior Championships | Eugene, United States | 6th | 4 × 100 m relay | 45.40 (relay leg: 2nd) |
| 2015 | World Relays | Nassau, Bahamas | – (h) | 4 × 100 m relay | DQ (relay leg: 2nd) |
| 2015 | Asian Championships | Wuhan, China | 8th | 200 m | 24.36 (wind: +0.4 m/s) |
| 2015 | Asian Championships | Wuhan, China | 2nd | 4 × 100 m relay | 44.14 (relay leg: 2nd) |
| 2015 | Universiade | Gwangju, South Korea | 7th | 100 m | 11.70 (wind: +0.4 m/s) |
| 2015 | Universiade | Gwangju, South Korea | 20th (sf) | 200 m | 24.64 (wind: -1.3 m/s) |
| 2019 | World Relays | Yokohama, Japan | 13th (h) | 4 × 100 m relay | 44.24 (relay leg: 1st) |

### National Championship

| Year | Competition | Venue | Position | Event | Notes |
| 2011 | Japan Championships | Kumagaya, Saitama | 4th | 100 m | 11.82 (wind: -0.6 m/s) |
| 2011 | Japan Championships | Yokohama, Kanagawa | 14th (h) | 4 × 100 m relay | 47.38 (relay leg: 4th) |
| 2012 | Japan Championships | Osaka, Osaka | 2nd | 100 m | 11.51 (wind: 0.0 m/s) |
| 2013 | Japan Championships | Chōfu, Tokyo | 3rd | 100 m | 11.74 (wind: 0.0 m/s) |
| 2013 | Japan Championships | Yokohama, Kanagawa | 3rd | 4 × 100 m relay | 46.06 (relay leg: 4th) |
| 2014 | Japan Championships | Fukushima, Fukushima | 2nd | 100 m | 11.72 (wind: -0.3 m/s) |
| 2015 | Japan Championships | Niigata, Niigata | 3rd | 100 m | 11.83 (wind: -0.3 m/s) |
| 2015 | Japan Championships | Yokohama, Kanagawa | 7th | 4 × 100 m relay | 45.75 (relay leg: 2nd) |
| 2016 | Japan Championships | Nagoya, Aichi | 9th (h) | 100 m | 12.02 (wind: -1.1 m/s) |
| 2016 | Japan Championships | Yokohama, Kanagawa | 4th | 4 × 100 m relay | 45.24 (relay leg: 4th) |
| 2017 | Japan Championships | Yokohama, Kanagawa | 5th | 4 × 100 m relay | 45.86 (relay leg: 4th) |