Japan in Swimming |
  
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Athlete |
Event |
Heat |
Res. |
Pos. |
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| Miyoko Azuma | 100 m freestyle W | Round 1 | 1.06,4 | 6 | |||
| 4x100 m freestyle W | Round 1 | 4.19,2 | 5 | ||||
| Kimiko Ezaka | 400 m medley W | Round 1 | 5.42,1 | 4 | |||
| Tatsuo Fujimoto | 100 m freestyle M | Semifinal | 55,8 | 6 | |||
| Round 1 | 55,8 | 1 | q | ||||
| 4x100 m freestyle M | Final | 3.40,5 | 4 | ||||
| Makoto Fukui | 4x200 m freestyle M | Round 1 | 8.10,4 | 2 | q | ||
| 4x200 m freestyle M | Final | 8.03,8 |  |
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| Shigeo Fukushima | 200 m backstroke M | Final | 2.13,2 | 4 | |||
| Semifinal | 2.14,1 | 2 | q | ||||
| Round 1 | 2.14,7 | 1 | OR | ||||
| 4x100 m medley M | Final | 4.06,6 | 5 | ||||
| Round 1 | 4.07,3 | 2 | q | ||||
| Tadaharu Goto | 100 m freestyle M | Semifinal | 55,6 | 5 | |||
| Round 1 | 55,8 | 2 | q | ||||
| 4x100 m freestyle M | Final | 3.40,5 | 4 | ||||
| 4x100 m freestyle M | Round 1 | 3.42,3 | 3 | q | |||
| Kazue Hayakawa | 400 m freestyle W | Round 1 | 4.56,5 | 3 | |||
| Katsuki Ishihara | 4x100 m freestyle M | Round 1 | 3.42,3 | 3 | q | ||
| Kenji Ishikawa | 4x100 m medley M | Final | 4.06,6 | 5 | |||
| Round 1 | 4.07,3 | 2 | q | ||||
| Keisuke Ito | 200 m backstroke M | Semifinal | 2.17,6 | 7 | |||
| Round 1 | 2.16,7 | 2 | q | ||||
| Kazuyuki Iwamoto | 1500 m freestyle M | Round 1 | 17.52,7 | 3 | |||
| Kunihiro Iwasaki | 4x100 m freestyle M | Final | 3.40,5 | 4 | |||
| 4x100 m freestyle M | Round 1 | 3.42,3 | 3 | q | |||
| 4x200 m freestyle M | Round 1 | 8.10,4 | 2 | q | |||
| 4x200 m freestyle M | Final | 8.03,8 | |
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| Yoshinori Kadonaga | 200 m butterfly M | Final | 2.12,6 | 6 | |||
| Semifinal | 2.12,3 | 3 | q | ||||
| Round 1 | 2.14,5 | 3 | q | ||||
| Michiko Kihara | 100 m backstroke W | Round 1 | 1.11,1 | 3 | |||
| 4x100 m freestyle W | Round 1 | 4.19,2 | 5 | ||||
| 4x100 m medley W | Final | 4.42,0 | 4 | ||||
| Round 1 | 4.40,6 | 2 | q | ||||
| Tazuko Kikutani | 400 m freestyle W | Round 1 | 5.06,3 | 5 | |||
| Toyoko Kimura | 100 m freestyle W | Round 1 | 1.04,8 | 4 | |||
| 4x100 m freestyle W | Round 1 | 4.19,2 | 5 | ||||
| Natsuko Matsuda | 400 m medley W | Round 1 | 5.51,4 | 4 | |||
| Kenjiro Matsumoto | 200 m breaststroke M | Semifinal | 2.34,3 | 5 | |||
| Round 1 | 2.33,8 | 1 | q | ||||
| Yoshiko Morizane | 200 m breaststroke W | Round 1 | 2.59,9 | 6 | |||
| Isao Nakajima | 4x100 m medley M | Final | 4.06,6 | 5 | |||
| Round 1 | 4.07,3 | 2 | q | ||||
| Satoru Nakano | 1500 m freestyle M | Round 1 | 17.40,4 | 2 | |||
| Atsushi Ohbayashi | 200 m butterfly M | Semifinal | 2.14,1 | 5 | |||
| Round 1 | 2.15,1 | 2 | q | ||||
| Yukiaki Okabe | 100 m freestyle M | Semifinal | 55,2 | 3 | |||
| Round 1 | 55,4 | 2 | q | ||||
| 4x100 m freestyle M | Round 1 | 3.42,3 | 3 | q | |||
| 4x100 m freestyle M | Final | 3.40,5 | 4 | ||||
| 4x100 m medley M | Final | 4.06,6 | 5 | ||||
| Round 1 | 4.07,3 | 2 | q | ||||
| 4x200 m freestyle M | Final | 8.03,8 | |
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| Isagi Osumi | 200 m backstroke M | Semifinal | 2.17,0 | 5 | |||
| Round 1 | 2.17,3 | 2 | q | ||||
| Hiroko Saito | 100 m butterfly W | Round 1 | 1.13,1 | 5 | |||
| Sueaki Sasaki | 1500 m freestyle M | Final | 17.25,3 | 6 | |||
| Round 1 | 17.28,8 | 2 | q | ||||
| Kimiko Sato | 100 m butterfly W | Semifinal | 1.11,2 | 8 | |||
| Round 1 | 1.10,6 | 4 | q | ||||
| Kosuke Sato | 200 m butterfly M | Semifinal | 2.13,4 | 5 | |||
| Round 1 | 2.12,4 | 2 | q | ||||
| Yoshiaki Shikiishi | 200 m breaststroke M | Semifinal | 2.34,5 | 6 | |||
| Round 1 | 2.32,3 | 2 | q | ||||
| Tishio Shoji | 4x200 m freestyle M | Final | 8.03,8 | |
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| 4x200 m freestyle M | Round 1 | 8.10,4 | 2 | q | |||
| Eiko Takahashi | 100 m butterfly W | Final | 1.09,1 | 7 | |||
| Semifinal | 1.07,8 | 3 | q | ||||
| Round 1 | 1.08,4 | 2 | q | ||||
| 4x100 m medley W | Final | 4.42,0 | 4 | ||||
| Round 1 | 4.40,6 | 2 | q | ||||
| Satoko Tanaka | 100 m backstroke W | Final | 1.08,6 | 4 | |||
| Round 1 | 1.10,0 | 2 | q | ||||
| 4x100 m medley W | Final | 4.42,0 | 4 | ||||
| Round 1 | 4.40,6 | 2 | q | ||||
| Osamu Tsurumine | 200 m breaststroke M | Final | 2.33,6 | 6 | |||
| Semifinal | 2.33,3 | 4 | q | ||||
| Round 1 | 2.34,1 | 2 | q | ||||
| Ryoko Urakami | 100 m freestyle W | Round 1 | 1.04,5 | 5 | |||
| 4x100 m freestyle W | Round 1 | 4.19,2 | 5 | ||||
| Takeshi Yamakage | 400 m freestyle M | Round 1 | 4.27,8 | 3 | |||
| Noriko Yamamoto | 200 m breaststroke W | Round 1 | 2.57,0 | 5 | |||
| 4x100 m medley W | Final | 4.42,0 | 4 | ||||
| Round 1 | 4.40,6 | 2 | q | ||||
| Tsuyoshi Yamanaka | 400 m freestyle M | Final | 4.19,1 | 6 | |||
| Round 1 | 4.21,1 | 1 | q | ||||
| 4x200 m freestyle M | Round 1 | 8.10,4 | 2 | q | |||
| 4x200 m freestyle M | Final | 8.03,8 | |
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| Haruo Yoshimuta | 400 m freestyle M | Round 1 | 4.28,8 | 2 | |||
| * The list of Japanese olympians in Swimming at the Tokyo 1964 Olympics is not yet completed. All possible medalists are already included. | |||||||
| These facts about Japan in Swimming at the Olympic Games in Tokyo 1964 is based on the official olympic reports and Olympian Database | |||||||
