| J.League Yamazaki Nabisco Cup | |
|---|---|
 The final at the National Stadium in Tokyo | |
| Tournament details | |
| Country | Japan |
| Dates | 27 March 2004 and 3 November 2004 |
| Final positions | |
| Champions | FC Tokyo (1st title) |
| Runner-up | Urawa Red Diamonds |
| Semifinalists | |
The J. League Cup 2004, officially the 2004 J.League Yamazaki Nabisco Cup, was the 2nd edition of Japan soccer league cup tournament and the 12th edition under the current J. League Cup format. The championship started on March 27, and finished on November 3, 2004.
Teams from the J1 took part in the tournament. The tournament started from the group stage, where they're divided into four groups. The group winners and runners-up of each group qualifies for the quarter final.