Tokyo Olympics racewalking silver medallist Koki Ikeda has been banned for four years for using or attempting to use a banned drug, the Athletics Integrity Unit said on Friday.

Japan's Koki Ikeda, who won silver in the men's 20km walk at the Tokyo Olympics, has been banned for four years for doping, the Athletics Integrity Unit (AIU) announced on Friday.

Japanese race walker Koki Ikeda, a former Olympic silver medalist, has been banned for four years for doping, the Athletic Integrity Unit said Friday. The athletics watchdog said that a disciplinary and appeals tribunal ruled that the 26-year-old Ikeda had broken anti-doping rules.