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Chiba Lotte Marines vs Saitama Seibu Lions prediction for 20 Sep 2026, 18:00 SGT (Japan NPB). Prediction-market win probability: Chiba Lotte Marines 52%, Saitama Seibu Lions 48% (Kalshi). Recent form, head-to-head and real positions of profitable pros on Polymarket/Kalshi.
Latest Kalshi chances: Chiba Lotte Marines 52% · Saitama Seibu Lions 48% (updated )
The prediction market sees this as close: Chiba Lotte Marines 52% · Saitama Seibu Lions 48% (Kalshi, as of 2026-10-17 09:06 UTC+8). This is data, not a guaranteed result.
As of 2026-10-17 09:06 UTC+8, Kalshi shows: Chiba Lotte Marines 52% · Saitama Seibu Lions 48%. These are the platform's displayed prices, not normalised, so they can add up to slightly more than 100%.
Chiba Lotte Marines, last 5: L L L L L. Saitama Seibu Lions, last 5: W L L L L. Head-to-head, last 5 meetings (Chiba Lotte Marines wins – draws – Saitama Seibu Lions wins): 2-0-3; latest 2026-09-19: Chiba Lotte Marines 2:4 Saitama Seibu Lions.
Sources: public prices and positions on Polymarket and Kalshi; results from public sports data. Data as of 2026-10-17 09:06 UTC+8. How we calculate: methodology
| 2026-09-19 | vs Saitama Seibu Lions | 2:4 | L |
| 2026-09-17 | vs Tohoku Rakuten Golden Eagles | 1:5 | L |
| 2026-09-17 | vs Rakuten Gold Eagles | 1:5 | L |
| 2026-09-16 | vs Rakuten Gold Eagles | 0:4 | L |
| 2026-09-16 | vs Tohoku Rakuten Golden Eagles | 0:4 | L |
| 2026-09-19 | vs Chiba Lotte Marines | 4:2 | W |
| 2026-09-17 | vs Nippon-Ham Fighters | 2:4 | L |
| 2026-09-17 | vs Hokkaido Nippon-Ham Fighters | 2:4 | L |
| 2026-09-15 | vs Tohoku Rakuten Golden Eagles | 0:1 | L |
| 2026-09-15 | vs Rakuten Golden Eagles | 0:1 | L |
| 2026-09-19 | Chiba Lotte Marines | 2:4 | Saitama Seibu Lions |
| 2026-09-01 | Chiba Lotte Marines | 1:0 | Saitama Seibu Lions |
| 2026-08-16 | Saitama Seibu Lions | 7:1 | Chiba Lotte Marines |
| 2026-08-15 | Saitama Seibu Lions | 1:5 | Chiba Lotte Marines |
| 2026-08-14 | Saitama Seibu Lions | 7:0 | Chiba Lotte Marines |
| Date | Match | Pick | Result |
|---|---|---|---|
| 2026-09-20 | clis41 Kalshi | Chiba Lotte Marines wins | Pending |
| 2026-09-20 | old.camp9999 Kalshi | Saitama Seibu Lions wins | Pending |
| 2026-09-20 | negative.collie2897 Kalshi | Chiba Lotte Marines wins | Pending |
| 2026-09-20 | Gtmonkeyjr Kalshi | Saitama Seibu Lions wins | Pending |