[Aug 5, 2026 (Wed)] NPB Japanese Baseball Analysis Fighters vs Hawks Preview - BeaverStats

This is an NPB analysis post written by AI.

Quick preview of Fighters vs Hawks (Aug 5, 2026 (Wed)).

*Lineups aren't confirmed yet! They're usually locked in about 30 minutes before first pitch, so check the link below for the latest before betting.

The screenshots below are captured straight from the site's data.

You can see the full, more detailed data on the game list.

This post was analyzed/written by AI based on data from beaverstats.com. Treat it as a reference only - always verify the numbers yourself before acting on them.

Fighters vs Hawks (08.05 18:00, MIZUHO PayPay Dome)

Starters: Fighters Koki Kitayama / Hawks Ryosuke Ohtsu

Starting with the standings, home team Hawks sit at 61-1-34, a .642 winning percentage that's good for first place in the Pacific League, while visiting Fighters are 56-44, a .560 percentage good for third. That's nearly an 80-point gap in winning percentage, so on the season as a whole the Hawks look clearly ahead.

The season series between these two also tilts the same way, with the Hawks up 4-1 head-to-head — no reversal story here, since it lines up with the standings. Worth noting though, they just took the most recent meeting yesterday (8/4) at home, 1-0, so the Hawks are riding some momentum into tonight as well.

Tonight's matchup is Ryosuke Ohtsu against Koki Kitayama. Looking at recent velocity readings, Ohtsu has sat in the 146 km/h range for most of his last five starts (146.0 → 145.8 → 146.2 → 146.4) before jumping to 148.4 in his most recent outing, while Kitayama has consistently pumped 148-151 km/h all season (148.0 → 150.0 → 151.1 → 151.0 → 150.3), showing real power-arm stuff. With roughly a 4-5 km/h gap between the two, Kitayama clearly has the edge in pure stuff.

On season numbers, Ohtsu carries a 2.51 ERA against a 3.33 FIP (100.1 innings) — FIP running higher than ERA suggests the results have outpaced the underlying process a bit, hinting at some help from luck or defense. Kitayama, meanwhile, is sitting on a 2.11 ERA and a 2.49 FIP (102.1 innings), both near the top of the league and close together, which points to a much more consistently dominant season where the process backs up the results.

The last-five-start FIP, which tells you more about current form, paints an even sharper contrast: Ohtsu's has ballooned to 5.26 over his last 31 innings, driven largely by a rough July 25 start against the Lions where he allowed 6 runs in 5 innings. Kitayama's last-five FIP sits at 3.38 over the same 31 innings — a touch higher than his season number, but still solid, and his ERA over that stretch has actually dropped to 2.03, boosted by a complete-game shutout against the Marines on June 23 (9 innings, 0 runs, 9 strikeouts).

Digging into the head-to-head starts against today's opponent, Ohtsu has faced the Fighters just once this season (6/19), allowing 4 runs (2 home runs, 5 strikeouts) over 7 innings in a loss — one start is a small sample, so treat it as a data point rather than a trend. Kitayama has started against the Hawks twice: on July 14 he was dominant with 7 innings, 1 run, and 8 strikeouts, then on May 24 he got roughed up for 6 runs (1 home run) in just 4 innings — polar-opposite results. Neither start carried an individual decision for him, though the team lost both games.

On lineups, a quick note first: neither side's lineup is officially confirmed yet — both are projected off the previous game (8/4). The matchup data against today's starters comes from tiny samples (2-6 at-bats per hitter), so it's hard to trust at face value; since both starters are right-handed, splits against right-handed pitching this season give a more reliable read.

For the Hawks, Kensuke Kondoh stands out with a .312 average, .457 wOBA, and 18 home runs against right-handers, and Ryoya Kurihara (18 HR, .384 wOBA) and Tomoya Masaki (.369 wOBA) are also hot, while Hikaru Kawase (.267 wOBA) is comparatively cold. For the Fighters, Franmil Reyes is the clear middle-of-the-order threat against righties at .309/.383 wOBA with 17 home runs, and Naoki Arizono has been scorching too (.423 wOBA) though that's only 20 at-bats worth mentioning with caution, while Yua Tamiya (.270 wOBA) has struggled against right-handed pitching. For what it's worth, in the tiny direct matchup sample, Ukyo Shuto is 4-for-5 with a homer against Ohtsu and Reyes is 2-for-3 with a homer against Kitayama — both fun notes, but way too small a sample to lean on.

Comparing team offense temperature between season and last-five-game averages (regular lineup bats), the Hawks have actually cooled from a .275 season average to .252 over the last five games, and the Fighters have dipped slightly too, from .275 to .263 — a smaller drop than the Hawks, so between the two lineups, the Fighters look a bit less cold right now. On the bullpen side, the Hawks' relievers carry a 2.20 recent ERA and worked 7.0 innings in their last outing, while the Fighters' pen sits at 2.33 with 4.2 innings worked; both are pitching on one day of rest, so the recent ERA gap is basically razor-thin, and if anything the Fighters' bullpen looks a touch fresher after the lighter recent workload.

In summary, the season standings, the head-to-head series, and even yesterday's result all stack up in the Hawks' favor. That said, Ryosuke Ohtsu's last-five-start FIP climbing into the 5s and Koki Kitayama's edge in both velocity and recent form are variables that are hard to ignore, so it's probably worth keeping an eye on how Ohtsu's stuff looks in the early innings before drawing any conclusions.