| National Team | : | Japan U-23 |
| Association | : |  Japan Football Association |
| Nickname(s) | : | Samurai Blue |
| Confederation | : | AFC |
| Sub-confederation | : | EAFF |
| FIFA code | : | JPN |
| FIFA rank | : | 15 (3 April 2025) |
| Home stadium | : | Various |
| Head coach | : | Go Oiwa |
Japan national U-23 football team
The following players were called up for the 2024 Olympic Games.
| No | Position | Player | Date of birth (age) | Caps | Goals | Club |
|---|---|---|---|---|---|---|
| 1 | GK | Leo Kokubo | 23-01-2001 (23) |  Benfica | ||
| 12 | GK | Taishi Brandon Nozawa | 25-12-2002 (21) | FC Tokyo | ||
| 2 | DF | Riku Handa | 01-01-2002 (22) | Gamba Osaka | ||
| 3 | DF | Ryūya Nishio | 16-05-2001 (23) | Cerezo Osaka | ||
| 4 | DF | Hiroki Sekine | 11-08-2002 (21) | Kashiwa Reysol | ||
| 5 | DF | Seiji Kimura | 24-08-2001 (22) | Sagan Tosu | ||
| 15 | DF | Kota Takai | 04-09-2004 (19) | Kawasaki Frontale | ||
| 16 | DF | Ayumu Ohata | 27-04-2001 (23) | Urawa Red Diamonds | ||
| 6 | MF | Sota Kawasaki | 30-07-2001 (22) | Kyoto Sanga | ||
| 7 | MF | Rihito Yamamoto | 12-12-2001 (22) |  Sint-Truiden | ||
| 8 | MF | Joel Chima Fujita (captain) | 16-02-2002 (22) | Sint-Truiden | ||
| 10 | MF | Kōki Saitō | 10-08-2001 (22) |  Sparta Rotterdam | ||
| 13 | MF | Ryotaro Araki | 29-01-2002 (22) | FC Tokyo | ||
| 14 | MF | Shunsuke Mito | 28-09-2002 (21) | Sparta Rotterdam | ||
| 9 | FW | Shōta Fujio | 02-05-2001 (23) | Machida Zelvia | ||
| 11 | FW | Mao Hosoya | 07-09-2001 (22) | Kashiwa Reysol | ||
| 17 | FW | Yu Hirakawa | 03-01-2001 (23) | Machida Zelvia | ||
| 18 | FW | Kein Sato | 11-07-2001 (23) |  Werder Bremen | ||