[Jul 20, 2026 (Mon)] NPB Japanese Baseball Analysis Fighters vs Buffaloes Preview - BeaverStats

This is an NPB analysis post written by AI.

Quick preview of Fighters vs Buffaloes (Jul 20, 2026 (Mon)).

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Fighters vs Buffaloes (07.20 13:00, Kyocera Dome)

Starting pitchers: Fighters' Arihara Kohei / Buffaloes' Kuri Aren

Standings and recent form both favor the Fighters here. Nippon-Ham sits third at .560 and is on a two-game winning streak, while Orix has fallen to fourth at .494 in the middle of a five-game losing streak, so the two clubs are clearly trending in opposite directions. The season series widens that gap even further -- the Fighters lead the head-to-head 12-5, a bigger margin than the standings alone would suggest.

On the mound, Buffaloes starter Kuri Aren has stayed steady in the 141-143 km/h range over his last five outings. Fighters starter Arihara Kohei dipped to 143.6 km/h at one point but has climbed back up to 147.0 in his most recent start, suggesting his stuff is trending upward. By season ERA, Aren looks clearly better at 3.03 against Arihara's rough 6.47 -- but the five-start FIP tells a different story. Aren's FIP sits at 3.91, actually a bit worse than his season ERA, while Arihara's FIP comes in at 4.72, well ahead of his ugly season number. In other words, regardless of what the season line says, Arihara appears to be the pitcher trending in the better direction lately.

The head-to-head starter history backs that up. Arihara shut Orix down on July 2, going six innings with just one earned run, and he's now 2-1 with a solid ERA over his last three outings against this team. Aren, on the other hand, actually took a loss back on May 3 despite a strong six-inning, one-run outing against the Fighters -- a reminder that his results haven't always matched the quality of his stuff against this opponent.

Both lineups remain unconfirmed as of this writing, so today's actual batting orders could still change. Still, one Fighters bat worth flagging has gone 4-for-6 against Aren (.833 slugging, 1.547 OPS) -- a small sample, but a clear pattern of success against him.

Team hitting adds another layer here. Orix has cooled noticeably, dropping from a .261 season average to .231 over its last five games, while Nippon-Ham has surged from .275 all the way to .367 -- a sizeable gap in recent bat speed. The bullpens diverge too: Orix has leaned on nine relievers for 13-1/3 innings recently with a tired-looking 4.81 ERA, while Nippon-Ham has used seven arms for nine innings at a sharper 3.63.

Add it all up -- standings, the head-to-head record, recent form (especially against this specific opponent), team hitting, and bullpen freshness -- and most of the signals point toward the Fighters. That said, Aren's season ERA is still solid, so a home rebound for Orix isn't out of the question.