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Horse profile

Realize Sirius (JPN)

3yo colt · Trainer Takahisa Tezuka · Owner Yosuke Imafuku
by Poetic Flare (IRE) out of Red Mirabel (JPN) (Stay Gold)
1 run · 1 course · from May 2026
As at 5 Nov 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
Last run 31 May 2026 · 7th of 18
KTB Profile

Realize Sirius is a lightly raced colt by Poetic Flare out of the Stay Gold mare Red Mirabel. He made his debut in the Tokyo Yunshun over 1m2f – 1m4f on good to firm ground at Tokyo in May 2026 and finished 7 of 18. That remains his only run to date.

Based on 1 archived run · updated 5 Nov 2026

KTB Speed and Rating

KTB Speed

No KTB Speed figures for this horse. The engine scores GB and Irish racing from Oct 2016; runs elsewhere, or earlier, have no figure.

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 0 figures from 0 runs · a record, not a forecast

KTB Rating

No KTB Rating figures for this horse. The engine scores GB and Irish racing; runs elsewhere, or earlier, have no figure.

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 0 figures from 0 runs · a record, not a forecast

Both figures are KTB's own, computed from the archive; no vendor rating enters either. Every run's figure is on its form line below with its grade. Grades measure how much the archive could see, never the merit of the run.

Run style is derived from in-running commentary, which our data provider does not supply for this horse's races.

Pedigree intelligence

Sire

Progeny in our archive have won 0% of 1 run since May 2026 (1 horse). A small sample.

GoingRunsWinsSRvs sireThis horse
Good to Firm100%00 from 1
Distance (all codes)RunsWinsSRvs sireThis horse
1m2f – 1m4f100%00 from 1

Flat and jumps together (all codes) · since May 2026 · as at 5 Nov 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam
Red Mirabel (JPN) (Stay Gold)

No other produce in our archive. It holds racing in Great Britain, Ireland and France from 2005, so siblings racing elsewhere won’t appear here.

Too few runs for meaningful splits. The full record is below.

Form

DateCourseRace PosBtn Wgt Jockey SP
2026 · 1 run
31 May 26 Tokyo (JPN) Tokyo Yunshun (Japanese Derby) (3yo) (Turf) 1m4f · Good To Firm · 18 ran 7/18 nse 9-0 Akihide Tsumura —

Quick answers

How many races has Realize Sirius won?
Realize Sirius (JPN) has yet to win, from 1 archived start in 2026.
Who trains Realize Sirius?
Realize Sirius (JPN) is trained by Takahisa Tezuka, who saddled the horse on its most recent run on 31 May 2026.
Who is Realize Sirius's sire?
Realize Sirius (JPN) is by Poetic Flare (IRE) out of Red Mirabel (JPN), whose sire is Stay Gold.
What is Realize Sirius's sire's record?
Poetic Flare (IRE)'s progeny in our archive have won 0% of 1 run since May 2026 (1 horse), Flat and jumps together. A small sample.

Record shown from May 2026. Our archive holds racing in Great Britain, Ireland and France from January 2005. Any runs before that, or in other countries, are not in it. In-running comments are available from 2024 onward.