Japan at the 1952 Summer Olympics
Japan competed at the 1952 Summer Olympics in Helsinki, Finland. Japan returned to the Olympic Games after not being invited to the 1948 Summer Olympics because of the nations's role in World War II. 69 competitors, 58 men and 11 women, took part in 60 events in 13 sports.
Medalists
| Medal | Name | Sport | Event | Date |
| Wrestling | Men's freestyle bantamweight | July 23 | ||
| Gymnastics | Men's floor | July 21 | ||
| Gymnastics | Men's vault | July 21 | ||
| Wrestling | Men's freestyle flyweight | July 23 | ||
| Swimming | Men's 100 m freestyle | July 27 | ||
Yoshihiro Hamaguchi Hiroshi Suzuki Teijiro Tanikawa | Swimming | Men's 4 × 200 m freestyle relay | July 29 | |
| Swimming | Men's 1500 m freestyle | August 2 | ||
| Gymnastics | Men's vault | July 21 | ||
| Gymnastics | Men's vault | July 21 |
Athletics
Boxing
Cycling
;Road CompetitionMen's Individual Road Race
- Kihei Tomioka — did not finish
- Masazumi Tajima — did not finish
- Tadashi Kato — did not finish
- Tamotsu Chikanari — did not finish
Men's 1.000m Time Trial
- Tadashi Kato
- Kihei Tomioka — 23rd place
Diving
- Katsuichi Mori
- Masami Miyamoto
Equestrian
Fencing
One fencer, Shinichi Maki, represented Japan in 1952.;Men's foil
- Shinichi Maki
- Shinichi Maki
- Shinichi Maki
Gymnastics
Rowing
Japan had five male rowers participate in one out of seven rowing events in 1952.; Men's coxed four
Shooting
One shooter represented Japan in 1952.;Men