| Horse Name | Agnes Tachyon |
| Foaled | April 13, 1998 |
| Breeding Area | Hokkaido, Japan |
| Breeder | Shadai Farm |
| Sex | Horse |
| Coat Color | Chestnut |
| Trainer | Hiroyuki Nagahama (Ritto, Japan) |
| Owner | Takao Watanabe |
| Record | 4 starts 4 wins |
| Earnings | ¥222,082,000 |
| Racing Colors |  |
| Sunday Silence 1986 dkb/br. | Halo 1969 blk. | Hail to Reason | Turn-to |
| Nothirdchance | |||
| Cosmah | Cosmic Bomb | ||
| Almahmoud | |||
| Wishing Well 1975 br. | Understanding | Promised Land | |
| Pretty Ways | |||
| Mountain Flower | Montparnasse | ||
| Edelweiss | |||
| Agnes Flora 1987 b. | Royal Ski 1974 ch. | Raja Baba | Bold Ruler |
| Missy Baba | |||
| Coz o'Nijinsky | Involvement | ||
| Gleam | |||
| Agnes Lady 1976 b. | Remand | Alcide | |
| Admonish | |||
| Ikoma Eikan | Sallymount | ||
| Heatherlands |
Brothers/Sisters
| Horse Name | Major Wins |
| Agnes Flight | Tokyo Yushun (Japanese Derby) |
Past Performances
| Date | Race Course | Race | Race Class | Field | PP | Win Fav. | Pla. | Jockey | wgt. | Dist. | Track Cond. | Finish (1/10s) | Margin (1/10s) | 1st (2nd) Horse |
| 15 Apr 2001 | Nakayama | Satsuki Sho (Japanese 2000 Guineas) | Jpn1 | 18 | 7 | 1 | 1st | H.Kawachi | 57kg | T2000m | Firm | 2:00.3 | 0.2 | (Dantsu Flame) |
| 04 Mar 2001 | Nakayama | Yayoi Sho | Jpn2 | 8 | 1 | 1 | 1st | H.Kawachi | 55kg | T2000m | Soft | 2:05.7 | 0.8 | (Born King) |
| 23 Dec 2000 | Hanshin | Radio Tampa Hai Sansai S. | Jpn3 | 12 | 2 | 2 | 1st | H.Kawachi | 54kg | T2000m | Firm | R2:00.8 | 0.4 | (Jungle Pocket) |
| 02 Dec 2000 | Hanshin | Two Year Olds | - | 10 | 4 | 3 | 1st | H.Kawachi | 54kg | T2000m | Firm | 2:04.3 | 0.6 | (Rebroadcast) |
Progeny
| Horse Name | Major Wins |
| Deep Sky | Tokyo Yusyun (Japanese Derby), NHK Mile Cup |
| Daiwa Scarlet | Arima Kinen, Oka Sho, Shuka Sho, Queen Elizabeth II Commemorative Cup |
| Captain Shule | Satsuki Sho |
| Logic | NHK Mile Cup |
| Little Amapola | Queen Elizabeth II Commemorative Cup |
| Reve d'Essor | Hanshin Juvenille Fillies |