Category:Japanese sportspeople in doping cases

People entered in this category have either:


 * 1) Been suspended by a sporting body (an international governing body, a national federation, or a professional league) for illegal performance-enhancing drug, and/or banned drug, use
 * 2) Publicly admitted such use
 * 3) Been found to have taken illegal performance-enhancing drugs by a court of law
 * 4) Been suspended by a sporting body for failure to submit to mandatory drug testing

See also: List of sportspeople who tested positive for banned substances.