| Personal information | |
|---|---|
| Born | 19 June 1987 |
| Height | 1.79 m (5 ft 10+1⁄2 in) |
| Weight | 73 kg (161 lb) |
| Sport | |
| Sport | Track and field |
Event | 400 metres |
Yusuke Ishitsuka (石塚 祐輔, Ishitsuka Yūsuke; born 19 June 1987 in Ibaraki Prefecture) is a Japanese sprinter who specialised in the 400 metres. He represented his country at the 2007 World Championships and 2011 World Championships.
His personal best in the event is 45.87 seconds set in Fukuroi in 2013.
| Year | Competition | Venue | Position | Event | Notes |
|---|---|---|---|---|---|
| Representing | |||||
| 2006 | World Junior Championships | Guangzhou, China | 12th (sf) | 200 m | 21.41 |
| 12th (h) | 4 × 100 m relay | 40.17 | |||
| 8th | 4 × 400 m relay | 3:16.61 | |||
| 2007 | World Championships | Osaka, Japan | 10th (h) | 4 × 400 m relay | 3:02.76 |
| 2009 | Universiade | Belgrade, Serbia | 3rd | 4 × 400 m relay | 3:06.46 |
| East Asian Games | Hong Kong, China | 3rd | 400 m | 47.12 | |
| 1st | 4 × 400 m relay | 3:07.08 | |||
| 2010 | Asian Games | Guangzhou, China | 8th | 400 m | 47.49 |
| 2nd | 4 × 400 m relay | 3:02.43 | |||
| 2011 | Asian Championships | Kobe, Japan | 5th | 400 m | 46.53 |
| 1st | 4 × 400 m relay | 3:04.72 | |||
| World Championships | Daegu, South Korea | 13th (h) | 4 × 400 m electrical relay | 3:02.64 | |
| 2013 | Asian Championships | Pune, India | 2nd | 4 × 400 m relay | 3:04.46 |
| 2014 | Asian Indoor Championships | Hangzhou, China | 11th (h) | 400 m | 49.18 |
| IAAF World Relays | Nassau, Bahamas | 10th | 4 × 400 m relay | 3:03.24 | |