Saitama vs Nippon-Ham Fighters Prediction 12 October 2026
📡 The opening round has come down to a decisive game: Seibu edged the first matchup 3-2 in the tenth inning, while Nippon-Ham responded with a shutout 1-0 victory. With the series tied at 1-1, the winner on October 12 will advance to face Fukuoka. The prediction hinges on the starting pitching duel between Natsuki Takeuchi and Hiromi Ito: both are capable of going deep into the game, but Takeuchi has the advantage, backed by the league’s best regular-season ERA.
Nippon-Ham are riding a hot streak, but the playoffs have turned this series into a battle for every run.
📊 The recent head-to-head favors Nippon-Ham, who have claimed five wins to four, with one draw and a 37-21 advantage in runs scored. However, the two playoff clashes have shifted the narrative entirely: 3-2 and 0-1, just six runs combined over 19 innings. In this decisive matchup, every mistake will be magnified even further.
Head-to-head statistics Saitama - Nippon-Ham Fighters

The Lions head into this decisive matchup boasting the best pitching staff of the regular season.
The Lions wrapped up the regular season in second place with a 79-60-4 record, boasting the Pacific League’s best team ERA at 2.87. They recorded 19 shutouts and 123 holds, while their offense was far less impressive-scoring just 503 runs, hitting 109 home runs, and posting a .302 OBP. In their last four games, including the playoffs, Seibu have conceded only four runs: 3-0 and 7-1 wins over Lotte, followed by a 3-2 victory and a 0-1 loss to Nippon-Ham. It’s their pitching staff that keeps the hosts in contention, even when the bats offer minimal support.
Match Results: Saitama Seibu Lions

The Fighters respond with a powerful offensive push and Ito, but over 19 innings in the series, they have managed to score just three runs.
The Fighters wrapped up the regular season just one win behind Seibu at 78-62-3, boasting a far more potent offense with 591 runs, 177 home runs, and a .412 slugging percentage. Their team ERA of 3.38 trails the hosts’, but in Game 2 of the series, their pitching completely shut down the Lions-allowing just five hits, no runs, and securing a 1-0 victory. The head-to-head battle during the regular season was dead even at 12-12-1, so Seibu’s slight advantage in the standings hardly tips the scales in their favor here.
Match Results: Hokkaido Nippon-Ham Fighters
⚾ Starting Pitchers
Natsuki Takeuchi, a left-hander, has started all 23 of his appearances this season, posting an 11-8 record with a 3.27 ERA over 143 innings. He’s allowed 131 hits, struck out 108, surrendered 56 runs, and carries a WHIP of 1.10. Takeuchi has delivered 15 quality starts, gone the distance twice, but has yet to record a shutout. In his most recent outing on October 6, he was on a pitch count ahead of the playoffs: four innings, three hits, one walk, four strikeouts, and no runs allowed.
Hiromi Ito, a right-hander, has made 26 starts this year with a 10-10 record and a 3.18 ERA across 172.2 innings. He’s given up 184 hits, struck out 159, allowed 66 runs, and holds a WHIP of 1.26. Ito has notched 19 quality starts, thrown three complete games, and recorded one shutout. He provides significantly more innings than Takeuchi, but opponents are batting .271 against him and the high hit total suggests Seibu are able to generate steady traffic on the bases even without drawing many walks.
⭐ Editor’s Prediction
This decisive matchup appears to be as close as it gets: Nippon-Ham have shown a stronger offense throughout the season, Ito brings plenty of experience in extended starts, and the latest head-to-head stats slightly favor the visitors. However, the first two games of the series revealed that the Fighters’ firepower has been seriously contained by Seibu’s pitching staff-just three runs scored over 19 innings. Takeuchi enters on the back of four scoreless innings and boasts a 1.10 WHIP; after him, the hosts can rely on the league’s top bullpen and starting rotation by ERA. While Ito edges out his counterpart in ERA, he allows more hits and posts a higher 1.26 WHIP. With the series level and a tight contest expected, Seibu’s ability to navigate the final three or four innings with their deep relief corps stands out as a key advantage. Home field also remains with Seibu. We’re backing a Seibu win.