Leading Japanese Sires of 2008 Graded SWs
(through 12 May 2008)
| Rank | Stallion | Sire | SWs |
| 1 | AGNES TACHYON | SUNDAY SILENCE | 8 |
| 2 | FRENCH DEPUTY | DEPUTY MINISTER | 4 |
| FUJI KISEKI | SUNDAY SILENCE | 4 | |
| SUNDAY SILENCE | HALO | 4 | |
| 5 | BRIAN'S TIME | ROBERTO | 3 |
| WAR EMBLEM | OUR EMBLEM | 3 | |
| 7 | ADMIRE VEGA | SUNDAY SILENCE | 2 |
| EL CONDOR PASA | KINGMAMBO | 2 | |
| MANHATTAN CAFE | SUNDAY SILENCE | 2 | |