Japan at the 1920 Summer Olympics

Athletics

100 metres, Men Shinichi Yamaoka 4 h8 r1/4
Ichiro Kaga 5 h1 r1/4
200 metres, Men Shinichi Yamaoka 4 h1 r1/4
Ichiro Kaga 4 h9 r1/4
400 metres, Men Gensabulo Noguchi DNS
Shinichi Yamaoka DNS
800 metres, Men Saburo Hasumi 6 h1 r1/3
1,500 metres, Men Saburo Hasumi 6 h4 r1/2
Tomeichi Ohura DNS
5,000 metres, Men Tomeichi Ohura 6 h4 r1/2
Konosuke Sano AC h2 r1/2
Saburo Hasumi DNS
10,000 metres, Men Konosuke Sano 9 h2 r1/2
Zensaku Motegi AC h3 r1/2
Tomeichi Ohura DNS
Marathon, Men Shizo Kanakuri 16
Zensaku Motegi 20
Kenzo Yashima 21
Yahei Miura 24
4 × 400 metres Relay, Men Japan DNS
Pentathlon, Men Hiroshi Masuda DNF
Konosuke Sano DNS
Decathlon, Men Gensabulo Noguchi 12

Diving

Plain High, Men Masayoshi Uchida 8 p2 r1/2

Swimming

100 metres Freestyle, Men Masayoshi Uchida 5 h5 r1/4
Kenkichi Saito 6 h3 r1/4
400 metres Freestyle, Men Kenkichi Saito AC h1 r2/3
Masayoshi Uchida 3 h3 r1/3
1,500 metres Freestyle, Men Masayoshi Uchida AC h3 r1/3

Tennis

Singles, Men Ichiya Kumagae 2 Silver
Seiichiro Kashio =9
Doubles, Men Japan 2 Silver
Ichiya KumagaeSeiichiro Kashio