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

This is an NPB analysis post written by AI.

Quick preview of Swallows vs Dragons (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.

Swallows vs Dragons (08.05 18:00, Vantelin Dome)

Starters: Swallows Taichi Yamano / Dragons Hideaki Wakui

Starting with the standings and win percentages, the away Swallows sit third in the league at 44-51-1 (.463) while the home Dragons are down in sixth at 40-57-1 (.412), so on paper the Swallows clearly have the edge across the full season.

There's a twist worth flagging here, though: the season series between these two actually favors the Dragons 3-2, and they just took last night's game (8/4) 4-3 at home. Zoom out to the last 14 games for each club and the gap gets even more interesting — the Dragons are 8-6 (.571) over that stretch while the Swallows have cooled to 6-8 (.429). The table says one thing, but the recent form is telling a different story.

Today's starters are Dragons right-hander Hideaki Wakui against Swallows lefty Taichi Yamano. Wakui's velocity has settled into the low-144 km/h range over his last five outings (145.5 → 145.2 → 144.0 → 144.5 → 144.5), while Yamano has stayed steady in the 146-148 range (146.2 → 147.8 → 147.0 → 147.6 → 146.7). Neither arm is showing any real red flags on the radar gun.

On the season stat lines, Wakui is sitting at a 3.12 ERA against a 3.55 FIP over 34.2 innings — FIP running a bit above ERA suggests some of his results have leaned favorable. Yamano shows the same pattern but wider: a 2.29 ERA against a 3.03 FIP over 102.1 innings, which points to even more good fortune baked into his results so far.

Looking at more current form through last-five-start FIP, Wakui has ballooned to 3.76, a clear step back from his season mark, while Yamano sits at 3.34 — also worse than his season number, but still noticeably tighter than what Wakui has shown recently.

Digging into the head-to-head history, Wakui has no recorded starts against the Swallows this season, so this is effectively a first meeting. Yamano, on the other hand, has faced the Dragons twice (12 innings total) and struggled both times — 6 innings, 4 earned runs, and a home run allowed in each outing (6.00 ERA). It's a small sample, but worth keeping in mind.

Worth noting up front that neither lineup is officially confirmed yet — both are projected off the previous game's starting nine. Against left-handed pitching (relevant with Yamano on the mound today), Dragons hitters Yuta Ishii (173.1 wRC+, 9 HR in 106 AB) and Hiroki Fukunaga (.308, 134.2 wRC+) stand out as the clear threats, while Yuki Okabayashi has struggled at .205 with a 70.7 wRC+. The Swallows have no recorded at-bats against Wakui specifically, so leaning on their numbers against right-handers instead, Domingo Santana is the one to watch (148.9 wRC+, 12 HR in 206 AB), with Hideki Nagaoka and Shu Masuda both steady around .296 — Ren Sawai (.091) and Kojiro Yoshimura (0-for-12) have been the cold spots.

Comparing team batting temperature between the season average and the last five games, the Dragons have climbed from .240 to .268 while the Swallows have ticked up more modestly from .254 to .263 — both offenses are trending warmer right now, even if Yakult still holds the higher season baseline.

On the bullpen side, the Dragons' relievers have posted a 3.00 ERA over 8 innings across six arms recently, while the Swallows' pen sits at 4.17 over 10.2 innings across seven arms — both clubs are working on one day of rest, but Chunichi's relief corps has been the more reliable of the two lately.

In summary, the Swallows hold the clear edge in season standings and Yamano's overall numbers look solid, but factor in the season series, the last-14-games form, and the bullpen comparison, and the home Dragons have more than enough going for them to make this a competitive game. Both starters have seen their FIP slip over their last five outings compared to their season mark, so it's worth watching how the first few innings play out before drawing any conclusions.