Select season:
Japan's youngest players during the 1991 season, and their age in years and days on the occasion of their final appearance, starting or coming on as a substitute.
For each player age is measured in days, and in years and days, from their date of birth to the day of their first appearance.
| Player | Age (Y:d) | Age (days) | Match |
|---|---|---|---|
| Fumitake Miura | 20:45 | 7350 | 26 Sep 1990v Bangladesh |
| Hisashi Kurosaki | 22:140 | 8176 | 26 Sep 1990v Bangladesh |
| Tsuyoshi Kitazawa | 22:295 | 8331 | 02 Jun 1991v Thailand |
| Masami Ihara | 22:312 | 8348 | 27 Jul 1990v Korea Republic |
| Masahiro Fukuda | 23:212 | 8613 | 27 Jul 1990v Korea Republic |
| Tetsuya Asano | 24:99 | 8865 | 02 Jun 1991v Thailand |
| Kenta Hasegawa | 24:305 | 9071 | 27 Jul 1990v Korea Republic |
| Takumi Horiike | 24:324 | 9090 | 27 Jul 1990v Korea Republic |
| Katsumi Oenoki | 25:116 | 9248 | 29 Jul 1990v China PR |
| Tetsuji Hashiratani | 26:11 | 9508 | 27 Jul 1990v Korea Republic |
| Akihiro Nagashima | 26:108 | 9605 | 27 Jul 1990v Korea Republic |
| Shinichi Morishita | 29:210 | 10803 | 27 Jul 1990v Korea Republic |