Data period: 2023–2025 (JRA) / Target jockeys: 2026 active riders only / Win ROI = theoretical return per ¥100 bet on all starters
Trainer Kato Yukihiro Complete Betting Guide【2023–2025 JRA Data Analysis】
3-year combined win ROI: 66.1%. Turf 37% / Dirt 63% split. 2026 active jockeys: ハマーハ Yuji Tannai Dai Sasaki Nobuyuki Yoshimura Keita Tosaki Takuya Kobata Kazuo Yokoyama Takeshi Yokoyama.
※ Signal ratings apply only to jockeys with 2026 riding records at this stable.
🚦 Distance-Based Betting Signals
◎Top Pick: ROI 100%+○Strong: ROI 80%+ & WinRate 8%+▲Watch: ROI 60%+ & WinRate 6%+×Avoid
Turf~1400m121 starts / ◎0 ○1
Win%: 9.9%Place%: 15.7%Show%: 29.8%ROI: 81.1%
💡 Takeshi Yokoyama also show solid stats for win or place bets.ROI is on a slight downward trend. Overall show rate 29.8% is high — effective as place anchor.
| Rating | Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|---|
| ○ | Takeshi Yokoyama | 12 | 16.7% | 33.3% | 58.3% | 80.0% |
| × | Keita Tosaki | 7 | 14.3% | 42.9% | 42.9% | 32.9% |
| × | Yuji Tannai | 5 | 0.0% | 0.0% | 0.0% | 0.0% |
Turf1401~1800m111 starts / ◎0 ○0
Win%: 10.8%Place%: 23.4%Show%: 30.6%ROI: 58.6%
💡 Overall ROI 58.6%. No ◎/○ jockeys among active riders. Consider Place/Wide bets only.
| Rating | Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|---|
| × | Takeshi Yokoyama | 22 | 22.7% | 27.3% | 40.9% | 50.5% |
Turf1801~2200m49 starts / ◎0 ○1
Win%: 8.2%Place%: 24.5%Show%: 34.7%ROI: 46.7%
💡 Takeshi Yokoyama also show solid stats for win or place bets.ROI is on a slight downward trend. Overall show rate 34.7% is high — effective as place anchor.
| Rating | Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|---|
| ○ | Takeshi Yokoyama | 5 | 20.0% | 20.0% | 20.0% | 80.0% |
Turf2201m+29 starts / ◎0 ○0
Win%: 6.9%Place%: 13.8%Show%: 20.7%ROI: 116.9%
💡 Overall ROI 116.9%. No ◎/○ jockeys among active riders. Consider Place/Wide bets only.
| Rating | Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|---|
| No data for 2026 active jockeys | ||||||
Dirt~1400m264 starts / ◎1 ○0
Win%: 12.5%Place%: 18.2%Show%: 28.8%ROI: 54.8%
💡 Takeshi Yokoyama stand out with ROI of 124.6%. Primary win bet candidates.ROI is on a slight downward trend. Overall show rate 28.8% is high — effective as place anchor.
| Rating | Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|---|
| ◎ | Takeshi Yokoyama | 26 | 30.8% | 38.5% | 46.2% | 124.6% |
| × | Dai Sasaki | 10 | 10.0% | 10.0% | 10.0% | 37.0% |
| × | Keita Tosaki | 7 | 0.0% | 0.0% | 28.6% | 0.0% |
| × | Yuji Tannai | 7 | 0.0% | 0.0% | 14.3% | 0.0% |
Dirt1401~1800m238 starts / ◎2 ○0
Win%: 10.9%Place%: 18.9%Show%: 27.7%ROI: 76.9%
💡 Dai Sasaki・Kazuo Yokoyama stand out with ROI of 377.5%・206.7%. Primary win bet candidates.ROI is on an upward trend. Overall show rate 27.7% is high — effective as place anchor.
| Rating | Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|---|
| ◎ | Dai Sasaki | 12 | 16.7% | 16.7% | 16.7% | 377.5% |
| ◎ | Kazuo Yokoyama | 6 | 16.7% | 16.7% | 50.0% | 206.7% |
| × | Takeshi Yokoyama | 29 | 10.3% | 20.7% | 24.1% | 49.7% |
| × | Yuji Tannai | 7 | 0.0% | 0.0% | 14.3% | 0.0% |
| × | Keita Tosaki | 5 | 0.0% | 40.0% | 60.0% | 0.0% |
※ Jockeys with fewer than 5 starts excluded. Target jockeys limited to 2026 active riders.
⚡ Trainer Betting Strategy
Actionable betting scenarios based on 2026 active jockey data.
🔴 Scenario A【Top Priority】 Dirt 1401~1800m
◎ Jockeys: Dai Sasaki (377.5%)・Kazuo Yokoyama (206.7%)
Overall ROI 76.9% / Show rate 27.7%. Bet aggressively when ◎ jockeys confirmed.
💰 Recommended: Win + Place. For long-shot ◎ jockeys, go heavier on Place/Wide.
🟡 Scenario B【Secondary】 Dirt ~1400m
◎ Jockeys: Takeshi Yokoyama (124.6%)
Overall ROI 54.8% / Show rate 28.8%. Bet aggressively when ◎ jockeys confirmed.
💰 Recommended: Win + Place. For long-shot ◎ jockeys, go heavier on Place/Wide.
⚫ Conditions to Avoid
- Turf 1401~1800m (overall ROI 58.6%): No ◎/○ jockeys. Place/Wide only.
📋 Jockey Substitution Checklist
| Jockey | Best Condition | Best ROI | Overall ROI | Recommended Bet |
|---|---|---|---|---|
| Keita Tosaki | Turf 1801~2200m | 545.0% | 57.4% | Place only |
| Dai Sasaki | Dirt 1401~1800m | 377.5% | 175.0% | Win◎ |
| Kazuo Yokoyama | Dirt 1401~1800m | 206.7% | 103.3% | Win◎ |
| Takeshi Yokoyama | Dirt ~1400m | 124.6% | 74.5% | Place |
| Yuji Tannai | 0% | 0.0% | Place only | |
| Takuya Kobata | 0% | 0.0% | Place only | |
| Nobuyuki Yoshimura | 0% | 0.0% | Place only |
📊 Data Details (Supporting Evidence)
Detailed stats supporting the signal ratings above.
Overall Performance by Year
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 288 | 10.1% | 17.4% | 29.9% | 67.1% |
| 2024 | 280 | 13.6% | 22.1% | 32.1% | 83.6% |
| 2025 | 270 | 8.5% | 17.0% | 24.1% | 46.7% |
| Total | 838 | 10.7% | 18.9% | 28.8% | 66.1% |
Turf Performance by Year × Distance
Turf Sprint (~1400m)
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 41 | 7.3% | 12.2% | 29.3% | 123.4% |
| 2024 | 36 | 13.9% | 16.7% | 33.3% | 84.7% |
| 2025 | 44 | 9.1% | 18.2% | 27.3% | 38.6% |
Turf Mile (1401~1800m)
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 37 | 13.5% | 32.4% | 35.1% | 23.5% |
| 2024 | 36 | 11.1% | 16.7% | 25.0% | 121.4% |
| 2025 | 38 | 7.9% | 21.1% | 31.6% | 33.2% |
Turf Middle (1801~2200m)
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 24 | 4.2% | 8.3% | 20.8% | 45.4% |
| 2024 | 13 | 23.1% | 53.8% | 53.8% | 92.3% |
| 2025 | 12 | 0.0% | 25.0% | 41.7% | 0.0% |
Turf Long (2201m+)
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 20 | 10.0% | 20.0% | 30.0% | 169.5% |
| 2024 | 9 | 0.0% | 0.0% | 0.0% | 0.0% |
| 2025 | — | ||||
Dirt Performance by Year × Distance
Dirt Sprint (~1400m)
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 77 | 14.3% | 18.2% | 36.4% | 69.0% |
| 2024 | 93 | 17.2% | 26.9% | 36.6% | 73.9% |
| 2025 | 94 | 6.4% | 9.6% | 14.9% | 24.3% |
Dirt Middle (1401~1800m)
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 81 | 8.6% | 13.6% | 23.5% | 44.6% |
| 2024 | 84 | 10.7% | 20.2% | 31.0% | 87.3% |
| 2025 | 73 | 13.7% | 23.3% | 28.8% | 101.0% |
Dirt Long (1801~2200m)
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 1 | 0.0% | 0.0% | 0.0% | 0.0% |
| 2024 | 6 | 0.0% | 0.0% | 16.7% | 0.0% |
| 2025 | 7 | 0.0% | 14.3% | 14.3% | 0.0% |
Jockey Stats (3-Year Combined / 2026 Active Only)
| Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| Takeshi Yokoyama | 96 | 19.8% | 28.1% | 37.5% | 74.5% |
| Dai Sasaki | 28 | 10.7% | 10.7% | 14.3% | 175.0% |
| Yuji Tannai | 24 | 0.0% | 0.0% | 8.3% | 0.0% |
| Keita Tosaki | 23 | 8.7% | 26.1% | 39.1% | 57.4% |
| Kazuo Yokoyama | 12 | 8.3% | 8.3% | 33.3% | 103.3% |
| Takuya Kobata | 2 | 0.0% | 0.0% | 0.0% | 0.0% |
| Nobuyuki Yoshimura | 1 | 0.0% | 0.0% | 0.0% | 0.0% |
Key Jockey Breakdown: Turf × Dirt × Year
▶ Takeshi Yokoyama
| Year | Turf Starts | Turf Win% | Turf Place% | Turf Show% | Turf ROI | Dirt Starts | Dirt Win% | Dirt Place% | Dirt Show% | Dirt ROI |
|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | 16 | 18.8% | 31.2% | 43.8% | 28.7% | 16 | 25.0% | 25.0% | 31.2% | 78.1% |
| 2024 | 13 | 23.1% | 23.1% | 46.2% | 106.9% | 23 | 21.7% | 34.8% | 43.5% | 101.7% |
| 2025 | 12 | 16.7% | 25.0% | 33.3% | 51.7% | 16 | 12.5% | 25.0% | 25.0% | 68.1% |
| Total | 41 | 19.5% | 26.8% | 41.5% | 60.2% | 55 | 20.0% | 29.1% | 34.5% | 85.1% |
▶ Dai Sasaki
| Year | Turf Starts | Turf Win% | Turf Place% | Turf Show% | Turf ROI | Dirt Starts | Dirt Win% | Dirt Place% | Dirt Show% | Dirt ROI |
|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | 1 | 0.0% | 0.0% | 0.0% | 0.0% | 7 | 28.6% | 28.6% | 28.6% | 117.1% |
| 2024 | 3 | 0.0% | 0.0% | 33.3% | 0.0% | 4 | 0.0% | 0.0% | 0.0% | 0.0% |
| 2025 | 1 | 0.0% | 0.0% | 0.0% | 0.0% | 12 | 8.3% | 8.3% | 8.3% | 340.0% |
| Total | 5 | 0.0% | 0.0% | 20.0% | 0.0% | 23 | 13.0% | 13.0% | 13.0% | 213.0% |
▶ Yuji Tannai
| Year | Turf Starts | Turf Win% | Turf Place% | Turf Show% | Turf ROI | Dirt Starts | Dirt Win% | Dirt Place% | Dirt Show% | Dirt ROI |
|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | 5 | 0.0% | 0.0% | 0.0% | 0.0% | 1 | 0.0% | 0.0% | 0.0% | 0.0% |
| 2024 | — | 5 | 0.0% | 0.0% | 0.0% | 0.0% | ||||
| 2025 | 4 | 0.0% | 0.0% | 0.0% | 0.0% | 9 | 0.0% | 0.0% | 22.2% | 0.0% |
| Total | 9 | 0.0% | 0.0% | 0.0% | 0.0% | 15 | 0.0% | 0.0% | 13.3% | 0.0% |
▶ Keita Tosaki
| Year | Turf Starts | Turf Win% | Turf Place% | Turf Show% | Turf ROI | Dirt Starts | Dirt Win% | Dirt Place% | Dirt Show% | Dirt ROI |
|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | 4 | 25.0% | 25.0% | 25.0% | 272.5% | 4 | 0.0% | 0.0% | 75.0% | 0.0% |
| 2024 | 1 | 0.0% | 0.0% | 0.0% | 0.0% | 7 | 0.0% | 28.6% | 28.6% | 0.0% |
| 2025 | 6 | 16.7% | 50.0% | 50.0% | 38.3% | 1 | 0.0% | 0.0% | 0.0% | 0.0% |
| Total | 11 | 18.2% | 36.4% | 36.4% | 120.0% | 12 | 0.0% | 16.7% | 41.7% | 0.0% |
▶ Kazuo Yokoyama
| Year | Turf Starts | Turf Win% | Turf Place% | Turf Show% | Turf ROI | Dirt Starts | Dirt Win% | Dirt Place% | Dirt Show% | Dirt ROI |
|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | 1 | 0.0% | 0.0% | 0.0% | 0.0% | 2 | 0.0% | 0.0% | 0.0% | 0.0% |
| 2024 | 2 | 0.0% | 0.0% | 0.0% | 0.0% | 3 | 33.3% | 33.3% | 66.7% | 413.3% |
| 2025 | 2 | 0.0% | 0.0% | 50.0% | 0.0% | 2 | 0.0% | 0.0% | 50.0% | 0.0% |
| Total | 5 | 0.0% | 0.0% | 20.0% | 0.0% | 7 | 14.3% | 14.3% | 42.9% | 177.1% |
▶ Takuya Kobata
| Year | Turf Starts | Turf Win% | Turf Place% | Turf Show% | Turf ROI | Dirt Starts | Dirt Win% | Dirt Place% | Dirt Show% | Dirt ROI |
|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | — | 1 | 0.0% | 0.0% | 0.0% | 0.0% | ||||
| 2024 | — | — | ||||||||
| 2025 | — | 1 | 0.0% | 0.0% | 0.0% | 0.0% | ||||
| Total | — | 2 | 0.0% | 0.0% | 0.0% | 0.0% | ||||
▶ Nobuyuki Yoshimura
| Year | Turf Starts | Turf Win% | Turf Place% | Turf Show% | Turf ROI | Dirt Starts | Dirt Win% | Dirt Place% | Dirt Show% | Dirt ROI |
|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | — | — | ||||||||
| 2024 | — | — | ||||||||
| 2025 | — | 1 | 0.0% | 0.0% | 0.0% | 0.0% | ||||
| Total | — | 1 | 0.0% | 0.0% | 0.0% | 0.0% | ||||
Grade Race Performance (G1 / G2 / G3)
G1
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 2 | 0.0% | 0.0% | 0.0% | 0.0% |
| 2024 | 2 | 0.0% | 0.0% | 0.0% | 0.0% |
| 2025 | — | ||||
| Total | 4 | 0.0% | 0.0% | 0.0% | 0.0% |
| Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| Takeshi Yokoyama | 2 | 0.0% | 0.0% | 0.0% | 0.0% |
G2
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 1 | 0.0% | 0.0% | 0.0% | 0.0% |
| 2024 | 4 | 50.0% | 50.0% | 50.0% | 217.5% |
| 2025 | 5 | 0.0% | 20.0% | 20.0% | 0.0% |
| Total | 10 | 20.0% | 30.0% | 30.0% | 87.0% |
| Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| Takeshi Yokoyama | 3 | 66.7% | 66.7% | 66.7% | 290.0% |
| Keita Tosaki | 1 | 0.0% | 100.0% | 100.0% | 0.0% |
G3
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 6 | 0.0% | 0.0% | 0.0% | 0.0% |
| 2024 | 5 | 0.0% | 20.0% | 40.0% | 0.0% |
| 2025 | 5 | 0.0% | 0.0% | 20.0% | 0.0% |
| Total | 16 | 0.0% | 6.2% | 18.8% | 0.0% |
| Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| Takeshi Yokoyama | 6 | 0.0% | 0.0% | 16.7% | 0.0% |
| Kazuo Yokoyama | 1 | 0.0% | 0.0% | 0.0% | 0.0% |
※ Extreme ROI values may reflect small samples with high-dividend races. Treat data with fewer than 10 starts as reference only.
※ This data is for reference purposes only and does not constitute investment advice.