Leading Japanese Sires of 2018 Graded FTSWs
(through 17 June 2018)
| Rank | Stallion | Sire | SWs |
| 1 | DEEP IMPACT | SUNDAY SILENCE | 11 |
| 2 | HARBINGER | DANSILI | 5 |
| 3 | KING KAMEHAMEHA | KINGMAMBO | 3 |
| MANHATTAN CAFE | SUNDAY SILENCE | 3 | |
| 5 | ADMIRE MOON | END SWEEP | 2 |
| ESKENDEREYA | GIANT'S CAUSEWAY | 2 | |
| HEART'S CRY | SUNDAY SILENCE | 2 | |
| LORD KANALOA | KING KAMEHAMEHA | 2 | |
| RULERSHIP | KING KAMEHAMEHA | 2 | |
| SINISTER MINISTER | OLD TRIESTE | 2 | |
| STAY GOLD | SUNDAY SILENCE | 2 | |