| Year of Import / Origin | GB | IRE | FR | ITY | USA | ARG | AUS | NZ | CAN | GER | Total | Total Number of Imported Stallions Standing in Japan |
Total Number of Stallions in Japan |
1990 | 11 | 12 | 1 | 24 | 248 | 589 |
| 1991 | 6 | 2 | 16 | 24 | 246 | 603 | |||||||
| 1992 | 1 | 16 | 3 | 20 | 240 | 600 | |||||||
| 1993 | 7 | 5 | 12 | 238 | 585 | ||||||||
| 1994 | 1 | 1 | 2 | 11 | 1 | 1 | 17 | 218 | 540 | ||||
| 1995 | 2 | 3 | 12 | 17 | 201 | 485 | |||||||
| 1996 | 3 | 2 | 9 | 14 | 201 | 446 | |||||||
| 1997 | 2 | 1 | 5 | 8 | 193 | 425 | |||||||
| 1998 | 1 | 1 | 4 | 6 | 183 | 389 | |||||||
| 1999 | 1 | 1 | 6 | 1 | 9 | 175 | 367 | ||||||
| 2000 | 3 | 2 | 8 | 1 | 14 | 174 | 364 | ||||||
| 2001 | 1 | 8 | 9 | 172 | 411 |