Data period: 2023–2025 (JRA) / Target jockeys: 2026 active riders only / Win ROI = theoretical return per ¥100 bet on all starters
Trainer Otake Masahiro Complete Betting Guide【2023–2025 JRA Data Analysis】
3-year combined win ROI: 74.1%. Turf 72% / Dirt 28% split. 2026 active jockeys: Dai Sasaki 大久保友 柴田善臣 矢野貴之 Hiroki Ishikawa 荻野極 Yusuke Fujioka.
※ 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~1400m161 starts / ◎0 ○0
Win%: 6.8%Place%: 13.7%Show%: 19.3%ROI: 62.4%
💡 Overall ROI 62.4%. No ◎/○ jockeys among active riders. Consider Place/Wide bets only.
| Rating | Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|---|
| × | Dai Sasaki | 8 | 12.5% | 12.5% | 12.5% | 45.0% |
| × | 柴田善臣 | 7 | 0.0% | 0.0% | 0.0% | 0.0% |
Turf1401~1800m185 starts / ◎2 ○0
Win%: 8.1%Place%: 17.8%Show%: 24.9%ROI: 82.8%
💡 柴田善臣・Dai Sasaki stand out with ROI of 358.8%・132.9%. Primary win bet candidates.ROI is on a slight downward trend. Overall show rate 24.9% is high — effective as place anchor.
| Rating | Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|---|
| ◎ | 柴田善臣 | 8 | 12.5% | 12.5% | 12.5% | 358.8% |
| ◎ | Dai Sasaki | 17 | 29.4% | 41.2% | 47.1% | 132.9% |
Turf1801~2200m153 starts / ◎0 ○0
Win%: 13.1%Place%: 23.5%Show%: 32.0%ROI: 66.9%
💡 Overall ROI 66.9%. No ◎/○ jockeys among active riders. Consider Place/Wide bets only.
| Rating | Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|---|
| ▲ | 柴田善臣 | 8 | 25.0% | 37.5% | 37.5% | 77.5% |
| × | Dai Sasaki | 13 | 15.4% | 30.8% | 46.2% | 37.7% |
Turf2201m+77 starts / ◎1 ○0
Win%: 19.5%Place%: 26.0%Show%: 35.1%ROI: 87.5%
💡 Dai Sasaki stand out with ROI of 225.7%. Primary win bet candidates.ROI is on an upward trend. Overall show rate 35.1% is high — effective as place anchor.
| Rating | Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|---|
| ◎ | Dai Sasaki | 7 | 42.9% | 57.1% | 57.1% | 225.7% |
Dirt~1400m90 starts / ◎0 ○0
Win%: 6.7%Place%: 13.3%Show%: 22.2%ROI: 42.8%
💡 Overall ROI 42.8%. No ◎/○ jockeys among active riders. Consider Place/Wide bets only.
| Rating | Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|---|
| × | Dai Sasaki | 6 | 0.0% | 0.0% | 16.7% | 0.0% |
Dirt1401~1800m98 starts / ◎1 ○0
Win%: 8.2%Place%: 18.4%Show%: 22.4%ROI: 102.8%
💡 柴田善臣 stand out with ROI of 751.1%. Primary win bet candidates.ROI is on a slight downward trend. Overall show rate 22.4% is high — effective as place anchor.
| Rating | Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|---|
| ◎ | 柴田善臣 | 9 | 22.2% | 33.3% | 33.3% | 751.1% |
※ 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: 柴田善臣 (751.1%)
Overall ROI 102.8% / Show rate 22.4%. Bet aggressively when ◎ jockeys confirmed.
💰 Recommended: Win + Place. For long-shot ◎ jockeys, go heavier on Place/Wide.
🟡 Scenario B【Secondary】 Turf 1401~1800m
◎ Jockeys: 柴田善臣 (358.8%)・Dai Sasaki (132.9%)
Overall ROI 82.8% / Show rate 24.9%. Bet aggressively when ◎ jockeys confirmed.
💰 Recommended: Win + Place. For long-shot ◎ jockeys, go heavier on Place/Wide.
🟡 Scenario C【Secondary】 Turf 2201m+
◎ Jockeys: Dai Sasaki (225.7%)
Overall ROI 87.5% / Show rate 35.1%. Bet aggressively when ◎ jockeys confirmed.
💰 Recommended: Win + Place. For long-shot ◎ jockeys, go heavier on Place/Wide.
⚫ Conditions to Avoid
- Dirt ~1400m (overall ROI 42.8%): No ◎/○ jockeys. Place/Wide only.
📋 Jockey Substitution Checklist
| Jockey | Best Condition | Best ROI | Overall ROI | Recommended Bet |
|---|---|---|---|---|
| 柴田善臣 | Dirt 1401~1800m | 751.1% | 293.1% | Win◎ |
| 荻野極 | Turf 1801~2200m | 700.0% | 121.2% | Win◎ |
| Yusuke Fujioka | Turf ~1400m | 500.0% | 250.0% | Place only |
| Dai Sasaki | Turf 2201m+ | 225.7% | 92.9% | Win+Place |
| Hiroki Ishikawa | Turf 1401~1800m | 83.3% | 50.0% | 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 | 263 | 10.3% | 17.1% | 25.9% | 60.2% |
| 2024 | 270 | 10.0% | 20.0% | 24.8% | 88.7% |
| 2025 | 264 | 10.2% | 19.7% | 28.0% | 73.0% |
| Total | 797 | 10.2% | 18.9% | 26.2% | 74.1% |
Turf Performance by Year × Distance
Turf Sprint (~1400m)
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 47 | 10.6% | 17.0% | 23.4% | 53.2% |
| 2024 | 63 | 4.8% | 11.1% | 14.3% | 95.2% |
| 2025 | 51 | 5.9% | 13.7% | 21.6% | 30.2% |
Turf Mile (1401~1800m)
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 50 | 10.0% | 16.0% | 22.0% | 129.0% |
| 2024 | 57 | 7.0% | 19.3% | 24.6% | 65.6% |
| 2025 | 78 | 7.7% | 17.9% | 26.9% | 65.8% |
Turf Middle (1801~2200m)
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 56 | 10.7% | 14.3% | 21.4% | 35.5% |
| 2024 | 53 | 13.2% | 28.3% | 35.8% | 42.8% |
| 2025 | 44 | 15.9% | 29.5% | 40.9% | 135.9% |
Turf Long (2201m+)
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 19 | 26.3% | 36.8% | 42.1% | 98.4% |
| 2024 | 32 | 15.6% | 21.9% | 28.1% | 53.8% |
| 2025 | 26 | 19.2% | 23.1% | 38.5% | 121.2% |
Dirt Performance by Year × Distance
Dirt Sprint (~1400m)
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 34 | 5.9% | 8.8% | 23.5% | 31.5% |
| 2024 | 24 | 12.5% | 20.8% | 25.0% | 81.2% |
| 2025 | 32 | 3.1% | 12.5% | 18.8% | 25.9% |
Dirt Middle (1401~1800m)
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 43 | 7.0% | 18.6% | 27.9% | 39.5% |
| 2024 | 31 | 12.9% | 19.4% | 19.4% | 261.3% |
| 2025 | 24 | 4.2% | 16.7% | 16.7% | 11.2% |
Dirt Long (1801~2200m)
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 12 | 8.3% | 16.7% | 41.7% | 20.0% |
| 2024 | 9 | 11.1% | 22.2% | 33.3% | 20.0% |
| 2025 | 7 | 42.9% | 42.9% | 42.9% | 271.4% |
Jockey Stats (3-Year Combined / 2026 Active Only)
| Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| Dai Sasaki | 55 | 23.6% | 32.7% | 40.0% | 92.9% |
| 柴田善臣 | 36 | 16.7% | 22.2% | 22.2% | 293.1% |
| 荻野極 | 8 | 25.0% | 25.0% | 37.5% | 121.2% |
| Hiroki Ishikawa | 5 | 20.0% | 20.0% | 20.0% | 50.0% |
| Yusuke Fujioka | 2 | 50.0% | 50.0% | 50.0% | 250.0% |
Key Jockey Breakdown: Turf × Dirt × Year
▶ Dai Sasaki
| Year | Turf Starts | Turf Win% | Turf Place% | Turf Show% | Turf ROI | Dirt Starts | Dirt Win% | Dirt Place% | Dirt Show% | Dirt ROI |
|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | 7 | 0.0% | 14.3% | 14.3% | 0.0% | 5 | 20.0% | 20.0% | 20.0% | 32.0% |
| 2024 | 14 | 14.3% | 35.7% | 42.9% | 35.0% | 2 | 50.0% | 50.0% | 100.0% | 130.0% |
| 2025 | 24 | 37.5% | 41.7% | 50.0% | 175.0% | 3 | 0.0% | 0.0% | 0.0% | 0.0% |
| Total | 45 | 24.4% | 35.6% | 42.2% | 104.2% | 10 | 20.0% | 20.0% | 30.0% | 42.0% |
▶ 柴田善臣
| Year | Turf Starts | Turf Win% | Turf Place% | Turf Show% | Turf ROI | Dirt Starts | Dirt Win% | Dirt Place% | Dirt Show% | Dirt ROI |
|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | 3 | 0.0% | 0.0% | 0.0% | 0.0% | 1 | 0.0% | 0.0% | 0.0% | 0.0% |
| 2024 | 16 | 18.8% | 25.0% | 25.0% | 57.5% | 6 | 33.3% | 50.0% | 50.0% | 1126.7% |
| 2025 | 7 | 14.3% | 14.3% | 14.3% | 410.0% | 3 | 0.0% | 0.0% | 0.0% | 0.0% |
| Total | 26 | 15.4% | 19.2% | 19.2% | 145.8% | 10 | 20.0% | 30.0% | 30.0% | 676.0% |
▶ 荻野極
| 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 | 3 | 33.3% | 33.3% | 33.3% | 233.3% | 4 | 25.0% | 25.0% | 50.0% | 67.5% |
| Total | 4 | 25.0% | 25.0% | 25.0% | 175.0% | 4 | 25.0% | 25.0% | 50.0% | 67.5% |
▶ Hiroki Ishikawa
| 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 | 2 | 50.0% | 50.0% | 50.0% | 125.0% | — | ||||
| 2025 | 2 | 0.0% | 0.0% | 0.0% | 0.0% | — | ||||
| Total | 4 | 25.0% | 25.0% | 25.0% | 62.5% | 1 | 0.0% | 0.0% | 0.0% | 0.0% |
▶ Yusuke Fujioka
| Year | Turf Starts | Turf Win% | Turf Place% | Turf Show% | Turf ROI | Dirt Starts | Dirt Win% | Dirt Place% | Dirt Show% | Dirt ROI |
|---|---|---|---|---|---|---|---|---|---|---|
| 2023 | — | — | ||||||||
| 2024 | — | 1 | 0.0% | 0.0% | 0.0% | 0.0% | ||||
| 2025 | 1 | 100.0% | 100.0% | 100.0% | 500.0% | — | ||||
| Total | 1 | 100.0% | 100.0% | 100.0% | 500.0% | 1 | 0.0% | 0.0% | 0.0% | 0.0% |
Grade Race Performance (G1 / G2 / G3)
G1
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 3 | 0.0% | 0.0% | 0.0% | 0.0% |
| 2024 | 3 | 0.0% | 0.0% | 0.0% | 0.0% |
| 2025 | 2 | 0.0% | 0.0% | 0.0% | 0.0% |
| Total | 8 | 0.0% | 0.0% | 0.0% | 0.0% |
| Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| Dai Sasaki | 1 | 0.0% | 0.0% | 0.0% | 0.0% |
| 柴田善臣 | 1 | 0.0% | 0.0% | 0.0% | 0.0% |
G2
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 5 | 0.0% | 0.0% | 40.0% | 0.0% |
| 2024 | 5 | 0.0% | 0.0% | 0.0% | 0.0% |
| 2025 | 4 | 25.0% | 25.0% | 50.0% | 347.5% |
| Total | 14 | 7.1% | 7.1% | 28.6% | 99.3% |
| Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| Dai Sasaki | 4 | 0.0% | 0.0% | 25.0% | 0.0% |
G3
| Year | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 2023 | 8 | 0.0% | 0.0% | 0.0% | 0.0% |
| 2024 | 7 | 0.0% | 0.0% | 14.3% | 0.0% |
| 2025 | 10 | 0.0% | 0.0% | 10.0% | 0.0% |
| Total | 25 | 0.0% | 0.0% | 8.0% | 0.0% |
| Jockey | Starts | Win% | Place% | Show% | Win ROI |
|---|---|---|---|---|---|
| 柴田善臣 | 2 | 0.0% | 0.0% | 0.0% | 0.0% |
| Hiroki Ishikawa | 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.