Doping Tests

Overview of core doping testing results

An introduction to the doping results produced by this institute as Japan's only WADA-accredited doping laboratory


Principal doping testing carried out by the laboratory

Competition name Number of analyzed samples Number of adverse analytical findings Examples of detected substances
1985 Kobe Summer Universiade 468 3 Ephedrine
1991 Sapporo Winter Universiade 186 0  
1991 The 3rd World Championships in Athletics 219 4 Amphetamine
Strychnine
Testosterone
1994 Hiroshima Asian Games 707 17 Dihydrotestosterone
Pseudoephedrine
1995 Fukuoka Summer Universiade 439 1 Strychnine
1998 Nagano Winter Olympics 621 (1) Marijuana
2002 2002 FIFA World Cup Japan/Korea 264 0  


Winter Olympics Number of
analyzed samples
Number of
adverse analytical findings
Detected substances
(differentiated by event)
1968 Grenoble 86 0  
1972 Sapporo 211 1 Ephedrine (Ice hockey)
1976 Innsbruck 390 2 Ephedrine (Nordic skiing) Codeine (Ice hockey)
1980 Lake Placid 440 0  
1984 Sarajevo 424 1 Methandienone (Nordic skiing)
1988 Calgary 492 1 Testosterone (Ice hockey)
1992 Albertville 522 0  
1994 Lillehammer 529 0  
1998 Nagano 621 (1) Marijuana
2002 Salt Lake City 598 6 Nandrolone (Ice hockey, short-track skating)
Methamphetamine (3) (Alpine skiing)
Darbepoetine (Cross-country skiing)

Summer Olympics Number of
analyzed samples
Number of
adverse analytical findings
Detected substances
(differentiated by event)
1968 Mexico 667 1 Alcohol (Modern pentathlon)
1972 Munich 2079 7 Amphetamine (2) (Weight-lifting, judo)
Colamine (2) (Cycling)
Ephedrine (3) (Basketball, swimming, weight-lifting)
1976 Montreal 786 11 Amphetamine (Shooting)
Fencamfamin (Weight-lifting)
Phenylproanolamine (Yachting)
Anabolic Androgenic Steroids (8) (Athletics (1), weight-lifting (7))
1980 Moscow 645 0  
1984 Los Angeles 1507 12 Ephedrine (Volleyball)
Nandrolone (7) (Weight-lifting (5), athletics (2))
Methenolone (2) (Volleyball, wrestling)
Testosterone (2) (Volleyball, athletics)
1988 Seoul 1598 10 Caffeine (Modern pentathlon)
Furosemide (4) (Weight-lifting (2), wrestling (1), judo (1))
Propranolol (Modern pentathlon)
Pemoline (Weight-lifting)
Stanozolol (3) (Athletics (1), weight-lifting (2))
1992 Barcelona 1848 5 Strychnine (Volleyball)
Phenylpropanolamine (Athletics)
Clenbuterol (2) (Athletics)
Mesocarb (Athletics)
2000 Sydney 2052 9 Furosemide (4) (Weight-lifting (3), wrestling (1))
Nandrolone (3) (Wrestling (2), rowing (1))
Pseudoephedrine (Gymnastics)
Stanozolol (Weight-lifting)



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