Japan at the 1928 Summer Olympics

Athletics

100 metres, Men Iwao Aizawa 4 h6 r1/4
200 metres, Men Iwao Aizawa 3 h6 r1/4
400 metres, Men Iwao Aizawa DNS
1,500 metres, Men Juichi Nagatani DNS
5,000 metres, Men Juichi Nagatani DNS
Seiichiro Tsuda DNS
10,000 metres, Men Juichi Nagatani 19
Seiichiro Tsuda DNS
Marathon, Men Kanematsu Yamada 4
Seiichiro Tsuda 6
Juichi Nagatani 48
110 metres Hurdles, Men Yoshio Miki 6 h1 r2/3
400 metres Hurdles, Men Yoshio Miki DNS
4 × 100 metres Relay, Men Japan 3 h3 r1/2
Iwao AizawaSeishichi InumaShigetoshi OsawaChuhei NanbuMikio Oda (DNS)N. Yamaguchi (DNS)Yonetaro Nakazawa (DNS)Tatsuo Toki (DNS)
High Jump, Men Kazuo Kimura 6
Mikio Oda =7
Pole Vault, Men Yonetaro Nakazawa 6
Mikio Oda DNS
Long Jump, Men Chuhei Nanbu 9 r1/2
Mikio Oda =11 r1/2
Triple Jump, Men Mikio Oda 1 Gold
Chuhei Nanbu 4
Shot Put, Men Yonetaro Nakazawa DNS
Yoshio Okita DNS
Discus Throw, Men Ichiro Furuyama 27 r1/2
Yoshio Okita 30 r1/2
Hammer Throw, Men Yoshio Okita 15 r1/2
Javelin Throw, Men Kosaku Sumiyoshi 13 r1/2
Decathlon, Men Tatsuo Toki 12
Yonetaro Nakazawa 22
Mikio Oda DNS
100 metres, Women Kinue Hitomi 4 h2 r2/3
800 metres, Women Kinue Hitomi 2 Silver
High Jump, Women Kinue Hitomi DNS
Discus Throw, Women Kinue Hitomi DNS

Boxing

Bantamweight, Men Fuji Okamoto =9
Welterweight, Men Kintaro Usuda =5

Diving

Springboard, Men Fumio Takashina 9

Equestrian Dressage

Individual, Men Kozeki Okada 20
Kohei Yusa 28

Equestrian Eventing

Individual, Men Shunzo Kido 21

Equestrian Jumping

Individual, Men Shigetomo Yoshida DNF

Rowing

Single Sculls, Men Kinichiro Ishii AC h7 r1/7
Coxed Fours, Men Japan 2 h2 r2/7
Kazuo NoseMakoto TsushidaIsamu TakashimaHachiro SatoTsukasa SonobeYioshiaki Hamada (DNS)H. Sugawara (DNS)

Swimming

100 metres Freestyle, Men Katsuo Takaishi 3 Bronze
Kazuo Noda DNS
Tokuhei Sada DNS
400 metres Freestyle, Men Katsuo Takaishi 4 h2 r2/3
Hiroshi Yoneyama 5 h1 r2/3
Nobuo Arai 2 h1 r1/3
1,500 metres Freestyle, Men Nobuo Arai 4 h1 r2/3
Takaji Takebayashi AC h1 r2/3
Katsuo Takaishi 1 h3 r1/3
4 × 200 metres Freestyle Relay, Men Japan 2 Silver
Hiroshi YoneyamaNobuo AraiTokuhei SadaKatsuo TakaishiKazuo Noda
100 metres Backstroke, Men Toshio Irie 4
Shourai Kimura 4 h5 r1/3
200 metres Breaststroke, Men Yoshiyuki Tsuruta 1 Gold
Yuki Mawatari 4 h2 r1/3

Wrestling

Lightweight, Freestyle, Men Isuke Shinmen =8