Japan was the host nation for the 1964 Summer Olympics in Tokyo. 328 competitors, 270 men and 58 women, took part in 155 events in 21 sports.
Medalists
| width=78% align=left valign=top | Medal Name Sport Event Date Weightlifting Men's featherweight October 12 Wrestling Men's freestyle flyweight October 14 Wrestling Men's freestyle bantamweight October 14 Wrestling Men's freestyle featherweight October 14 Wrestling Men's Greco-Roman flyweight October 19 Wrestling Men's Greco-Roman bantamweight October 19 Shuji TsurumiHaruhiro YamashitaYukio EndoTakuji HayataTakashi Mitsukuri Gymnastics Men's team all-around October 20 Gymnastics Men's individual all-around October 20 Judo Men's lightweight October 20 Judo Men's middleweight October 21 Judo Men's heavyweight October 22 Gymnastics Men's rings October 22 Gymnastics Men's parallel bars October 23 Gymnastics Men's vault October 23 Boxing Men's bantamweight October 23 Emiko MiyamotoKinuko TanidaYuriko HandaYoshiko MatsumuraSata IsobeKatsumi MatsumuraYoko ShinozakiSetsuko SasakiYuko FujimotoMasako KondoAyano Shibuki Volleyball Women's tournament October 23 Gymnastics Men's individual all-around October 20 Yukio Endo Gymnastics Men's floor October 22 Gymnastics Men's pommel horse October 22 Gymnastics Men's parallel bars October 23 Judo Men's open category October 23 Weightlifting Men's bantamweight October 11 Weightlifting Men's middleweight October 14 Wrestling Men's freestyle lightweight October 14 Shooting Men's 50 metre free pistol October 18 Toshio ShojiMakoto FukuiKunihiro Iwasaki Swimming Men's 4 × 200 m freestyle relay October 18 Athletics Men's marathon October 21 Kiyoko OnoHiroko TsujiToshiko ShirasuGinko ChibaKeiko Ikeda Gymnastics Women's artistic team all-around October 21 Tsutomu KoyamaSadatoshi SugawaraNaohiro IkedaYasutaka SatoToshiaki KosedoTokihiko HiguchiMasayuki MinamiTakeshi TokutomiTeruhisa MoriyamaYūzo NakamuraKatsutoshi Nekoda Volleyball Men's tournament October 23
| width=22% align=left valign=top | Medals by sportSport TotalGymnastics 5 4 110Wrestling 5 0 16Judo 3 1 04Weightlifting 1 0 23Volleyball 1 0 12Boxing 1 0 01Athletics 0 0 11Shooting 0 0 11Swimming 0 0 11 Total 16 5 8 29
Athletics
Basketball
Preliminary round
Group A
October 11
12 October
October 13
October 14
October 16
October 17
October 18
Classification brackets 9th–12th Place 21 October
9th Place 23 October
Boxing
Men AthleteEventFirst round Second round Third round QuarterfinalsSemifinalsFinalOppositionResultOppositionResultOppositionResultOppositionResultOppositionResultRankShuta YoshinoFlyweightcolspan=1 colspan=1 L 2-3Did not advanceTakao SakuraiBantamweightcolspan=1 W 4-1W 5–0W 5–0W 5-0W RSCMasataka TakayamaFeatherweightcolspan=1 W 5–0L RSCDid not advanceKanemaru ShiratoriLightweightcolspan=1 W KOL 0-5Did not advanceHoji YonekuraLight welterweightcolspan=1 W 3-2L 2-3Did not advanceKichijiro HamadaWelterweightcolspan=1 W 5-0W 5–0L 0-5Did not advanceKoji MasudaLight middleweightcolspan=1 W RSCL 2-3Did not advanceHitoshi TenmaMiddleweightcolspan=1 L 0-5Did not advanceTadayuki MaruyamaHeavyweightcolspan=2 L 0-5Did not advance
Canoeing
Men AthleteEventHeatsRepechagesSemifinalsFinalTimeRankTimeRankTimeRankTimeRankShoji YoshioC-1 1000 m5:05.114 QScolspan=2 5:00.884Did not advanceShunichi IwamuraDaisaburo HondaC-2 1000 m4:25.865 QRcolspan=2 4:40.544 Did not advanceHideo HigashiyamaK-1 1000 m4:17.476 QR4:42.931 QS4:17.444Did not advanceHideo KobayashiKatsufusa KashimuraK-2 1000 m4:00.948 QR4:03.674Did not advanceIzumi EtoTomio SumimotoTadamasa SatoYuji UmezawaK-4 1000 m3:33.258 QR3:34.684Did not advance Women AthleteEventHeatsSemifinalsFinalTimeRankTimeRankTimeRankHiroko OshimaKeiko OkamotoK-2 500 m2:14.535 QS2:18.39 42:18.39 10
Cycling
15 cyclists represented Japan in 1964.
Road AthleteEventTimeRank Toshiro AkamatsuMen's road race4:39:51.83106Masashi Omiya4:39:51.7637Masanori Tsuji DNFHiroshi Yamao4:39:51.83105Takehisa KatoMasashi OmiyaYoshio ShimuraHirotsugu FukuharaTeam time trial2:40:13.2719
Track 1000m time trial AthleteEventTimeRankKatsuhiko SatoMen's 1000m time trial1:11.6810 Men's tandem AthleteEventHeatsRepechageRepechage FinalsQuarterfinalsSemifinalsFinalOppositionTimeSpeed (km/h)OppositionTimeSpeed (km/h)OppositionTimeSpeed (km/h)OppositionTimeSpeed (km/h)OppositionTimeSpeed (km/h)OppositionTimeSpeed (km/h)RankHideo MadarameToshimitsu TeshimaTandemL L Did not advance Men's Sprint AthleteEventHeatsRepechage 1Repechage Finals Round 2Repechage 2Repechage Finals QuarterfinalsSemifinalsFinalTimeSpeed (km/h)RankOppositionTimeSpeed (km/h)OppositionTimeSpeed (km/h)OppositionTimeSpeed (km/h)OppositionTimeSpeed (km/h)OppositionTimeSpeed (km/h)OppositionTimeSpeed (km/h)OppositionTimeSpeed (km/h)Rank Tsuyoshi KawachiMen's sprintLL Did not advance Katsuhiko SatoMen's sprintW 11.92colspan=2 LLDid not advance
Pursuit AthleteEventRound of 16QuarterfinalsSemifinalsFinalTimeRankOppositionTimeOppositionTimeOppositionTimeHiromi YamafujiMen's individual pursuitW 5:17.57 Did not advanceNorio HotogiFujio ItoKosaku TakahashiHiromi YamafujiTeam pursuitW 4:55.04Did not advance
Diving
Men AthleteEventPreliminariesFinalPointsRankPointsRankTotalRankYosuke Arimitsu10 m platform90.56 14Did not advanceShunsuke Kaneto 3 m springboard71.5924 Did not advance10 m platform91.3111 Did not advanceToshio Otsubo10 m platform94.32 3 Q47.738142.058Tadao Tosa3 m springboard89.1011Did not advanceToshio Yamano 3 m springboard81.7421 Did not advance Women AthleteEventPreliminariesFinalPointsRankPointsRankTotalRankHatsuko Kawai-Hirose10 m platform45.0016 Did not advanceKeiko Osaki45.2015 Did not advanceKanoko Tsutani-Mabuchi 3 m springboard85.277 Q40.01 7125.287Kumiko Watanabe84.40 9 Q35.949120.34910 m platform43.50 18Did not advance
Equestrian
Dressage AthleteHorseEventQualificationFinalPenaltiesRankPenaltiesRankKikuko InoueKatsunobori Individual648.016Did not advanceOkabe NagahiraSeiha 589.519Did not advanceMatsudaira YorisukeHamachidori542.021Did not advanceInoue KikukoOkabe NagahiraMatsudaira YorisukeSee aboveTeamcolspan=2 1779.56
Eventing AthleteHorseEventQualificationFinalDressageCross countryShow jumpingPenaltiesRankMatsudaira MasakiNippoIndividual73.33ELDid not advanceKatsumoto MasanoriEiten72.00ELDid not advanceChiba MikioMauta63.67 174.830.00 268.4734Maeda RikutoshiHogetsu76.00ELDid not advanceChiba MikioMatsudaira MasakiMaeda RikutoshiSee aboveTeam268.47ELDid not advance
Show jumping AthleteHorseEventQualificationFinalPenaltiesRankPenaltiesRankTotalRankHiroshi HoketsuRaroIndividual63.75 4148.0039111.7540Sasa ShinzoSnaefell46.75 4024.003270.7538Kageyama YuzoTokinoarashiELDid not advanceHiroshi HoketsuSasa ShinzoKageyama YuzoSee aboveTeamcolspan=4 340.0012
Fencing
15 fencers, 11 men and 4 women, represented Japan in 1964.
Men's foil Kazuo Mano Heizaburo Okawa Kazuhiko Tabuchi
Men's team foil Kazuhiko Tabuchi, Fujio Shimizu, Kazuo Mano, Heizaburo Okawa, Sosuke Toda
Men's épée Heizaburo Okawa Kazuhiko Tabuchi Toshiaki Araki
Men's team épée Toshiaki Araki, Katsutada Minatoi, Kazuhiko Tabuchi, Heizaburo Okawa, Takeshi Teshima
Men's sabre Mitsuyuki Funamizu Seiji Shibata Teruhiro Kitao
Men's team sabre Fujio Shimizu, Teruhiro Kitao, Seiji Shibata, Mitsuyuki Funamizu
Women's foil Tomoko Owada Tamiko Yasui Yoshie Takeuchi
Women's team foil Yoshie Komori, Tamiko Yasui, Tomoko Owada, Yoshie Takeuchi
Football
First round
Group D
Quarter-finals
First consolation round Played by losing quarter-finalists.
Gymnastics
Hockey
Squad Japan's field hockey team was represented by the following players:
Hiroshi Miwa Tsuneya Yuzaki Akio Takashima Shigeo Kaoku Kunio Iwahashi Toshihiko Yamaoka Kenji Takizawa Junichi Yamaguchi Hiroshi Tanaka Michio Okabe Seiji Kihara Katsuhiro Yuzaki Tetsuya Wakabayashi
Preliminary round The preliminary round was conducted by breaking the 15 teams into two groups of 7 and 8 teams. The groups then played a round-robin tournament with each team playing the other teams in the group once. 2 points were awarded for a win, 1 point for a tie, and 0 for a loss. The top two teams from each group advanced to the semifinals while the third and fourth played in consolation semifinals. Group A Place Team Wins Ties Losses Points 1. 6 0 0 12 QS 2. 4 0 2 8 QS 3. 3 1 2 7 QC 4. 3 0 3 6 QC 5. 2 0 4 4 6. 1 1 4 3 7. 1 0 5 2 Pakistan def. Japan 1-0 Australia def. Japan 3-1 Japan def. Kenya 2-0 Great Britain def. Japan 1-0 Japan def. Rhodesia 2-1 Japan def. New Zealand 1-0
Semifinals The top two teams in each of the groups played in the 1st-4th semifinals, with the winner of each group playing the second-place team in the other group. The third and fourth team in each group played in the consolation semifinals Round Winner Score Loser Consolation 5-1
Judo
Four judoka, all male, represented Japan in 1964.
Men's lightweight Takehide Nakatani
Men's mightweight Isao Okano
Men's heavyweight Isao Inokuma
Men's open class Akio Kaminaga
Modern pentathlon
Three male pentathletes represented Japan in 1964.
Individual Shigeaki Uchino Yoshihide Fukutome Shigeki Mino
Team Shigeaki Uchino Yoshihide Fukutome Shigeki Mino
Rowing
Men AthleteEventHeatsRepechageFinalTimeRankTimeRankTimeRankSatoomi KasagiSingle sculls8:16.96 4 R8:13.443 FB7:37.9011Susumi HosoyaYasushi MuraseDouble sculls7:25.64 3 R7:18.983 FB7:15.2210Takao KogoNorimasa KurosakiCoxless pair7:48.155 R7:54.4347:54.4314Toshihiro HamadaKatsuhiko IharaMasahiro TakatsukiCoxed pair8:32.515 R8:05.3048:05.3015Shunsuke MikiKoju TsukamotoYasuji HonmaBunzo KimuraCoxless four7:24.355 R7:00.293 FB6:51.6012Hideo OeYukio MatsudaHideaki AidaMasakatsu YamanouchiNoriichi YoshinoCoxed four7:10.775 R7:31.6047:31.6014Naoji SatoKoichi MiyanoTsugio ItoTsuneo OgasawaraYoshihiro OnishiShin HasegawaHajime IshikawaRyuzo KikuchiOsamu MandaiEight6:16.673 R6:10.152 FB6:05.1410
Sailing
Open AthleteEventRaceNet pointsFinal rank1234567Takashi YamadaFinn18211718142011248621 Yasutoshi TagamiKendjiro MatsudaFlying Dutchman9613DNF151614216615Masayuki IshiiTakafumi OkuboStar15117131316DSQ149413 Saburo TanamachiTadashi FunaokaTeruyuki HiiroDragon17 181714161610176217 Fujiya MatsumotoMasao YoshidaTakeshi Hagiwara5.5 Metre121114 12131413107014
Shooting
Ten shooters represented Japan in 1964. Yoshihisa Yoshikawa won the bronze medal in the 50 m pistol event. Men AthleteEventFinalScoreRankToshiyasu IshigeTrap18430Takao IshiiMen's 50 metre rifle three positions112825Men's 50 metre rifle prone58448Kanji Kubo25 m rapid fire pistol5878Osamu Ochiai57924 Akihiro RinzakiMen's 50 metre rifle prone5946Shigemi SaitoMen's 300 metre rifle three positions109620Men's 50 metre rifle three positions110634Mitsuo SanamiTrap18915Shinji Takahashi50 m pistol536 26Yoshihisa Yoshikawa554 Hajime WatanukiMen's 300 metre rifle three positions102828
Swimming
Men