Yusuke_Ishitsuka
Yusuke Ishitsuka
Japanese sprinter
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.[2] 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.