| Medal | Name | Sport | Event | Date |
|---|
 Gold | Hikari Yoshioka | Judo | Women's 48 kg | July 29 |
| Gold | Taiki Nakamura | Judo | Men's 60 kg | July 29 |
| Gold | Hibiki Shiraishi | Judo | Women's 52 kg | July 29 |
| Gold | Shinsei Hattori | Judo | Men's 66 kg | July 29 |
| Gold | Kirari Yamaguchi | Judo | Women's 63 kg | July 30 |
| Gold | Tatsuki Ishihara | Judo | Men's 73 kg | July 30 |
| Gold | Tetsuya Aoshima
Waka Sonoda | Archery | Mixed team recurve | July 30 |
| Gold | Mayu Honda | Judo | Women's 70 kg | July 30 |
| Gold | Yoshito Hojo | Judo | Men's 81 kg | July 30 |
| Gold | Kyoka Hayashi
Yuka Ishii
Saya Nishiyama
Yuri Shimada
Mio Takii | Rhythmic gymnastics | Women's group 3 ribbons + 2 balls | July 31 |
| Gold | Mizuki Sugimura | Judo | Women's 78 kg | July 31 |
| Gold | Hikari Yoshioka
Hibiki Shiraishi
Akari Omori
Kirari Yamaguchi
Mayu Honda
Mizuki Sugimura
Mao Arai | Judo | Women's team | August 1 |
| Gold | Taiki Nakamura
Shinsei Hattori
Tatsuki Ishihara
Yoshito Hojo
Kazuki Nakanishi
Kalanikaito Green
Yuta Nakamura | Judo | Men's team | August 1 |
| Gold | Ichika Kajimoto | Swimming | Women's 400 m individual medley | August 1 |
| Gold | Takumi Terada | Swimming | Men's 200 m butterfly | August 4 |
| Gold | Kazuma Kaya | Artistic gymnastics | Men's floor | August 5 |
| Gold | Shoko Miyata | Artistic gymnastics | Women's vault | August 5 |
| Gold | Ken Toyoda | Athletics | Men's 110 m hurdles | August 5 |
| Gold | Hikaru Kitagawa | Athletics | Women's half marathon | August 6 |
| Gold | Konosuke Yanagimoto
Ikki Imoto
Shui Kurokawa
Genki Terakado
Temma Watanabe | Swimming | Men's 4 x 200 m freestyle relay | August 6 |
| Gold | Kaito Tabuchi | Swimming | Men's 400 mindividual medley | August 7 |
 Silver | Moka Furukawa | Wushu | Women's changquan | July 29 |
| Silver | Rise Shoji | Wushu | Women's taijiquan | July 29 |
| Silver | Akari Omori | Judo | Women's 57 kg | July 29 |
| Silver | Kyoka Hayashi
Yuka Ishii
Saya Nishiyama
Yuri Shimada
Mio Takii | Rhythmic gymnastics | Women's group 5 hoops | July 31 |
| Silver | Yuki Kawata | Archery | Men's individual recurve | July 31 |
| Silver | Kalanikaito Green | Judo | Men's 100 kg | July 31 |
| Silver | Yuta Nakamura | Judo | Men's +100 kg | July 31 |
| Silver | Korono Aoi
Funaba Sayaka
Idesawa Kyoka
Motoyi Akari
Kimura Kasumi | Table tennis | Women's team | August 1 |
| Silver | Daiki Hashimoto
Shohei Kawakami
Kazuma Kaya
Kazuki Minami
Kaito Sugimoto | Artistic gymnastics | Men's team all-around | August 2 |
| Silver | Ayaka Sakaguchi
Shoko Miyata
Kokoro Fukasawa
Kohane Ushioku
Chiaki Hatakeda | Artistic gymnastics | Women's team all-around | August 3 |
| Silver | Kaito Tabuchi | Swimming | Men's 1500 m freestyle | August 3 |
| Silver | Kazuki Hamada
Yuma Tanigaki | Table tennis | Men's doubles | August 4 |
| Silver | Karen Yamasaki
Reo Nishida | Diving | Mixed synchronized 10 m platform | August 4 |
| Silver | Ichika Kajimoto | Swimming | Women's 1500 m freestyle | August 4 |
| Silver | Yu Hanaguruma | Swimming | Men's 200 m breaststroke | August 4 |
| Silver | Yudai Nishi | Athletics | Men's 200 m | August 4 |
| Silver | Haruki Manju
Kazuhiro Tateiwa
Kento Yoshikawa | Athletics | Men's 20 km walk team | August 5 |
| Silver | Kyoka Idesawa | Table tennis | Women's singles | August 5 |
| Silver | Ayaka Sakaguchi | Artistic gymnastics | Women's vault | August 5 |
| Silver | Kaito Tabuchi | Swimming | Men's 800 m freestyle | August 5 |
| Silver | Yua Emura
Maho Hayashi
Mona Tateyama
Azusa Asahina
Saori Yasue
Maika Miura
Ufuoma Tanaka
Minami Ikematsu
Maho Awatani
Sayaka Suzuoki
Miyu Okamoto
Nanami Morioka | Basketball | Women's tournament | August 5 |
| Silver | Kaito Sugimoto | Artistic gymnastics | Men's parallel bars | August 5 |
| Silver | Ayaka Sakaguchi | Artistic gymnastics | Women's floor | August 5 |
| Silver | Hikaru Kitagawa
Rio Einaga
Saki Harada | Athletics | Women's half marathon team | August 6 |
| Silver | Mao Kadoya
Chika Yonezawa | Rowing | Lightweight women's double sculls | August 6 |
| Silver | Taiyo Yasuhara | Athletics | Men's 5000 m | August 6 |
| Silver | Kodai Nishiono | Swimming | Men's 200 m backstroke | August 6 |
| Silver | Sayaka Yokota
Sae Nakajima
Saki Ishikura
Angelina Kobayashi
Kurumi Takama
Hiroyo Yamanaka
Haruna Kawabata
Tsukasa Nakagawa
Yoshino Sato
Haruka Oyama
Furi Kosa
Ameze Miyabe | Volleyball | Women's tournament | August 6 |
| Silver | Reo Nishida
Karen Yamasaki | Diving | Mixed team | August 7 |
 Bronze | Tohma Ebina | Wushu | Men's taijijian | July 29 |
| Bronze | Moka Furukawa | Wushu | Women's jianshu | July 30 |
| Bronze | Rise Shoji | Wushu | Women's taijijian | July 30 |
| Bronze | Reina Matsusaka | Rhythmic gymnastics | Women's individual all-around | July 30 |
| Bronze | Kyoka Hayashi
Yuka Ishii
Saya Nishiyama
Yuri Shimada
Mio Takii | Rhythmic gymnastics | Women's group all-around | July 30 |
| Bronze | Kazuki Nakanishi | Judo | Men's 90 kg | July 31 |
| Bronze | Reina Matsusaka | Rhythmic gymnastics | Women's individual clubs | July 31 |
| Bronze | Yuta Tanaka
Shodai Miyagawa
Yuma Tanigaki
Jo Yokotani
Kazuki Hamada | Table tennis | Men's team | August 1 |
| Bronze | Ikki Imoto | Swimming | Men's 400 m freestyle | August 1 |
| Bronze | Momoka Yoshii
Hazuki Yamamoto
Riru Kubota
Shiho Matsumoto | Swimming | Women's 4 × 100 m freestyle relay | August 1 |
| Bronze | Yuito Yamamoto | Athletics | Men's 10,000 m | August 2 |
| Bronze | Tamaki Terayama | Fencing | Women's individual épée | August 2 |
| Bronze | Tamon Yoshida | Fencing | Men's individual sabre | August 2 |
| Bronze | Hana Kondo
Shuta Yamada | Diving | Mixed synchronized 3 m springboard | August 3 |
| Bronze | Shuta Yamada
Reo Nishida | Diving | Men's synchronized 10 m platform | August 3 |
| Bronze | Shodai Miyagawa
Kyoka Idesawa | Table tennis | Mixed doubles | August 3 |
| Bronze | Atsushi Shobu | Athletics | Men's 3000 m steeplechase | August 3 |
| Bronze | Kazuma Kaya | Artistic gymnastics | Men's individual all-around | August 4 |
| Bronze | Aoi Kurono
Akari Motoi | Table tennis | Women's doubles | August 4 |
| Bronze | Ayaka Sakaguchi | Artistic gymnastics | Women's individual all-around | August 4 |
| Bronze | Yamato Fukasawa | Swimming | Men's 200 m breaststroke | August 4 |
| Bronze | Momoka Yoshii
Shiho Matsumoto
Kanon Nagao
Ichika Kajimoto | Swimming | Women's 4 × 200 m freestyle relay | August 4 |
| Bronze | Haruki Manju | Athletics | Men's 20 km walk | August 5 |
| Bronze | Misaki Matsuda
Ikumi Yamazaki | Tennis | Women's doubles | August 5 |
| Bronze | Shinji Hazawa
Ryotaro Taguchi | Tennis | Men's doubles | August 5 |
| Bronze | Ayaka Sakaguchi | Artistic gymnastics | Women's balance beam | August 5 |
| Bronze | Kazuma Kaya | Artistic gymnastics | Men's parallel bars | August 5 |
| Bronze | Risa Yamazaki | Athletics | Women's 5000 m | August 5 |
| Bronze | Shoko Miyata | Artistic gymnastics | Women's floor | August 5 |
| Bronze | Kaito Sugimoto | Artistic gymnastics | Men's horizontal bar | August 5 |
| Bronze | Reishi Yoshida
Kotaro Shinohara
Rei Matsunaga | Athletics | Men's half marathon team | August 6 |
| Bronze | Tomoya Fujiwara
Lisa-Marie Rioux | Tennis | Mixed doubles | August 6 |
| Bronze | Anri Nagata
Lisa-Marie Rioux
Ikumi Yamazaki
Misaki Matsuda | Tennis | Women's team | August 6 |
| Bronze | Tomoya Fujiwara
Hikaru Shiraishi
Shinji Hazawa
Shotaro Taguchi | Tennis | Men's team | August 6 |
| Bronze | Reina Iwamoto
Arisa Kano
Haruka Umetsu | Fencing | Women's team foil | August 6 |
| Bronze | Kai Kaneto
Reo Nishida
Shuta Yamada | Diving | Men's team | August 7 |
| Bronze | Yuto Takiguchi
Rio Uemura | Badminton | Mixed doubles | August 7 |
| Bronze | Moe Aoki
Machi Nagasako | Badminton | Women's doubles | August 7 |
| Bronze | Toma Noda | Badminton | Men's singles | August 7 |
| Bronze | Chiho Mizuguchi | Swimming | Women's 200 m butterfly | August 7 |
| Bronze | Ei Kamikawabata | Swimming | Men's 400 m individual medley | August 7 |
| Bronze | Natsuki Hiroshita
Haruna Ogata
Yumi Shuno
Shiho Matsumoto
Hazuki Yamamoto | Swimming | Women's 4 x 100 m medley relay | August 7 |
| Bronze | Juran Mizohata
Riku Matsuyama
Genki Terakado
Yamato Fukasawa
Konosuke Yanagimoto
Yu Hanaguruma
Takumi Terada
Reo Miura | Swimming | Men's 4 x 100 m medley relay | August 7 |
