Details
| Name / Japanese / Hong Kong | Deirdre / ディアドラ / 迪雅卓 |
| Birth Year | 2014 |
| Sex | female |
| Earnings | 295,797,000 yen (only Japan) |
| Races-Wins / G1-Wins | 33-8 / 16-2 |
| Sire | Harbinger |
| Dam (Sire) | Reizend (Special Week) |
| Other site link | JBIS / Umanity / en.netkeiba |
All G1 races + grade races in which she finished 3rd or higher + Mohamed Yousuf Naghi Motors Cup + Bahrain International Trophy
| Y D/M |
Track | Race | No. | Pl. |  |
| 2016 05/11 |
Kyoto T1400 |
KBS Kyoto Sho Fantasy Stakes (G3) | 10 | 3 | G |
| 2017 09/04 |
Hanshin T1600 |
Oka Sho (G1) | 17 | 6 | ◆ |
| 2017 21/05 |
Tokyo T2400 |
Yushun Himba (Japanese Oaks) (G1) | 7 | 4 | ◆ |
| 2017 09/09 |
Nakayama T2000 |
Shion Stakes (G3) | 16 | 1 | G |
| 2017 15/10 |
Kyoto T2000 |
Shuka Sho (G1) | 14 | 1 | ◆ |
| 2017 12/11 |
Kyoto T2200 |
Queen Elizabeth Ⅱ Cup (G1) | 11 | 12 | ◆ |
| 2018 31/03 |
Meydan T1800 |
Dubai Turf (G1) | 13 | 3 | G |
| 2018 29/07 |
Sapporo T1800 |
Hokkaido Shimbun Hai Queen Stakes (G3) | 9 | 1 | G |
| 2018 13/10 |
Tokyo T1800 |
Ireland Trophy Fuchu Himba Stakes (G2) | 4 | 1 | G |
| 2018 09/12 |
Sha TIn T2000 |
Hong Kong Cup (G1) | 9 | 2 | G |
| 2019 30/03 |
Meydan T1800 |
Dubai Turf (G1) | 3 | 4 | G |
| 2019 28/04 |
Sha Tin T2000 |
Queen Elizabeth Ⅱ Cup (G1) (Hong Kong) | 13 | 6 | G |
| 2019 19/06 |
Ascot T9f212y |
Prince of Wales’s Stakes (G1) | 6 | 6 | G |
| 2019 01/08 |
Goodwood T9f197y |
Nassau Stakes (G1) | 1 | 1 | G |
| 2019 14/09 |
Leopardstown T10f |
Irish Champion Stakes (G1) | 3 | 4 | G |
| 2019 19/10 |
Ascot T9f212y |
Champion Stakes (G1) | 4 | 3 | G |
| 2019 08/12 |
Sha Tin T2400 |
Hong Kong Vase (G1) | 10 | 4 | G |
| 2020 29/02 |
King Abdul Aziz T2100 |
Mohamed Yousuf Naghi Motors Cup | 9 | 2 | G |
| 2020 05/07 |
Sandown T9f209y |
Eclipse Stakes (G1) | 5 | 5 | G |
| 2020 30/07 |
Goodwood T9f197y |
Nassau Stakes (G1) | 1 | 7 | G |
| 2020 04/10 |
Longchamp T2400 |
Prix de l’Arc de Triomphe (G1) | 9 | 8 | G |
| 2020 20/11 |
Sakhir T2000 |
Bahrain International Trophy | 13 | 8 | G |
- She did fairly well in the spring classics, Oka Sho and Oaks, finishing 6th and 4th, respectively.
And she grew even more over the summer and autumn. - In the Shion Stakes, she was 1st favorite.
She won her first grade race. - In the Shuka Sho, she was 3rd favorite.
She came from behind in the home stretch.
She passed Lys Gracieux and Mozu Katchan to crossed finish line in 1st place.
It was her first G1 win. - In the Dubai Turf (2018), she was 7th favorite.
She finished in a tie for 3rd place with Real Steal. - She ran in the Queen Elizabeth II Cup in 2019.
At the time, Ascot’s connections told Diadora’s connections, “I’d like to see Harbinger’s crop in England,” and encouraged them to go to England.
She went to England and became active in Newmarket as a base. - In the Nassau Stakes (2019), she was 7th favorite.
She was the first Japanese horse to run in that race.
She ran on the inside and made good use of the open stretch to catch up.
She passed Mehdaayih in the lead and won by 1+1/4 lengths.
She broke the course record held by Ouija Board in 2006 by 1.5 seconds.
She became only the second Japanese horse to win a England G1 race since Agnes World in 2000. - After that, she continued her active career, mainly in England.
By the time she retired, she had raced in 7 countries and 12 foreign G1 races, both records for the most by a Japanese horse.