| Thoroughbred Racing Commentary

TRC Global Rankings are a principled hierarchy of the leading Horses, Sires, Jockeys, Owners and Trainers in the world using statistical learning techniques and TRC Computer Race Ratings. Updated every week, they are based entirely on the quality of performance of each individual's runners. See how the TRC Global Rankings work.

See who’s been making an impact with this week’s Winners and Climbers

Read the latest Rankings Insight

None Koji Oka

Ranked Koji Oka Results – last three years

More Race Data >

Date	Horse Name	Horse Age	Horse Sex	Position	Ran	Rating	Race Name	Race Grade	Race Age	Race Sex	Course	Country	Distance	Surface	Going	Jockey	Sire	Owner	Trainer
2023-11-04	Obamburumai JPN	3	C	1	17	118	The Golden Eagle	1	4-y-o	Open	Rosehill AUS	AUS	1650	Turf	Good	Joshua Parr	Discreet Cat USA	Koji Oka	Keiji Yoshimura
2023-04-15	Obamburumai JPN	3	C	1	18	112	Arlington Cup	3	3-y-o	Open	Hanshin JPN	JPN	1760	Turf	Soft	Yutaka Take	Discreet Cat USA	Koji Oka	Keiji Yoshimura
2024-08-25	Obamburumai JPN	4	H	3	16	112	Keeneland Cup	3	3-y-o and up	Open	Sapporo JPN	JPN	1320	Turf	Good To Firm	Yutaka Take	Discreet Cat USA	Koji Oka	Keiji Yoshimura
2024-12-08	Chikappa JPN	3	C	6	15	110	Capella Stakes	3	3-y-o and up	Open	Nakayama JPN	JPN	1320	Dirt	Fast	Norihiro Yokoyama	Real Steel JPN	Koji Oka	Kazuya Nakatake
2024-11-17	Obamburumai JPN	4	H	12	17	109	Mile Championship	1	3-y-o and up	Open	Kyoto JPN	JPN	1760	Turf	Good To Firm	Yutaka Take	Discreet Cat USA	Koji Oka	Keiji Yoshimura
2024-01-21	Kirinji JPN	4	H	8	16	108	Tokai TV Hai Tokai Stakes	2	4-y-o and up	Open	Kyoto JPN	JPN	1980	Dirt	Muddy	Ryuji Wada	Kizuna JPN	Koji Oka	Shozo Sasaki
2023-05-07	Obamburumai JPN	3	C	3	17	108	NHK Mile Cup	1	3-y-o	Open	Tokyo JPN	JPN	1760	Turf	Good	Yutaka Take	Discreet Cat USA	Koji Oka	Keiji Yoshimura
2024-02-18	Chikappa JPN	3	C	5	11	107	Hyacinth Stakes	3	3-y-o	Open	Tokyo JPN	JPN	1760	Dirt	Fast	Rachel King	Real Steel JPN	Koji Oka	Kazuya Nakatake
2024-09-08	Anegohada JPN	5	M	4	18	107	Sankei Sho Centaur Stakes	2	3-y-o and up	Open	Chukyo JPN	JPN	1320	Turf	Good To Firm	Yamato Tsunoda	Kizuna JPN	Koji Oka	Shozo Sasaki
2022-05-15	Akai Ito JPN	5	M	8	18	107	Victoria Mile	1	4-y-o and up	Fillies & Mares	Tokyo JPN	JPN	1760	Turf	Good To Firm	Hideaki Miyuki	Kizuna JPN	Koji Oka	Kazuya Nakatake
2022-11-13	Akai Ito JPN	5	M	4	18	107	Queen Elizabeth II Cup	1	3-y-o and up	Fillies & Mares	Hanshin JPN	JPN	2420	Turf	Soft	Hideaki Miyuki	Kizuna JPN	Koji Oka	Kazuya Nakatake
2024-09-29	Obamburumai JPN	4	H	11	16	107	Sprinters Stakes	1	3-y-o and up	Open	Nakayama JPN	JPN	1320	Turf	Good To Firm	Yutaka Take	Discreet Cat USA	Koji Oka	Keiji Yoshimura
2022-11-05	Obamburumai JPN	2	C	1	18	106	Keio Hai Nisai Stakes	2	2-y-o only	Open	Tokyo JPN	JPN	1540	Turf	Good To Firm	Takeshi Yokoyama	Discreet Cat USA	Koji Oka	Keiji Yoshimura
2024-04-06	Obamburumai JPN	3	H	13	19	106	The Star Doncaster Mile	1	3-y-o and up	Open	Randwick AUS	AUS	1760	Turf	Soft	Damian Lane	Discreet Cat USA	Koji Oka	Keiji Yoshimura
2024-04-28	Obamburumai JPN	4	H	10	11	103	FWD Champions Mile	1	3-y-o and up	Open	Sha Tin HK	HK	1760	Turf	Soft	Damian Lane	Discreet Cat USA	Koji Oka	Keiji Yoshimura
2022-12-25	Akai Ito JPN	5	M	15	16	102	Arima Kinen	1	3-y-o and up	Open	Nakayama JPN	JPN	2750	Turf	Good To Firm	Hideaki Miyuki	Kizuna JPN	Koji Oka	Kazuya Nakatake
2025-02-22	Obamburumai JPN	5	H	10	18	101	Hankyu Hai	3	4-y-o and up	Open	Kyoto JPN	JPN	1540	Turf	Good To Firm	Aurelien Lemaitre	Discreet Cat USA	Koji Oka	Keiji Yoshimura
2024-03-24	Kirinji JPN	4	H	11	14	101	March Stakes	3	4-y-o and up	Open	Nakayama JPN	JPN	1980	Dirt	Fast	Ryuji Wada	Kizuna JPN	Koji Oka	Shozo Sasaki
2023-09-30	Kirinji JPN	3	C	12	14	99	The Sirius Stakes	3	3-y-o and up	Open	Hanshin JPN	JPN	2200	Dirt	Fast	Yusuke Fujioka	Kizuna JPN	Koji Oka	Shozo Sasaki
2022-12-18	Obamburumai JPN	2	C	7	17	99	Asahi Hai Futurity Stakes	1	2-y-o only	Open	Hanshin JPN	JPN	1760	Turf	Good To Firm	Christophe Lemaire	Discreet Cat USA	Koji Oka	Keiji Yoshimura

More Race Data >