Yoshinobu Yamamoto looks to close the book on a Petco memory as Dodgers face Padres again

The Dodgers are back in the environment that still seems to sit heavy on Yoshinobu Yamamoto. At Petco Park, the Japanese right-hander’s last start there began with a mistake pitch early, two batters into his outing, and despite a strong overall performance, the Dodgers came away with a loss.

According to the Dodgers’ own game preview from, Yamamoto corrected the damage enough to post seven innings of one-run ball, but that early pitch became the kind of moment teams cannot easily file away. The loss, and the way it arrived, is what brings extra edge to the next opportunity at Petco: not the opponent alone, but the version of himself and his start that he would prefer not to repeat.

In this matchup, the emphasis for Yamamoto is not just durability, but first-inning precision. A two-batter window is all it takes for an outing to take on an unwelcome tone, especially in games where run prevention can hinge on a single location or split-second decision. The Dodgers’ confidence in his workload is rooted in the fact that even after that earlier misstep, he was still able to move through his start and limit the damage in the way elite starters are expected to do.

That is the contrast he will be looking to draw again: an initial pitch that costs nothing early, followed by the same ability to keep innings from turning into extended rallies. Petco’s layout tends to reward pitchers who can sustain traffic control and reduce hard contact, and for Yamamoto it also magnifies the mental side of pitching. When a start ends with “seven innings of one-run ball” but the result is negative, there is usually a question that follows you to the next time you step on the mound.

Los Angeles’ next appearance at Petco is also a reminder of how quickly baseball can turn a “good outing” into a “difficult night.” Even without getting into the specifics of that May game’s final margin or the inning-by-inning scoring, the framing makes clear what mattered most to the story line: the timing of the mistake and the fact that Yamamoto still had to carry the rest of the outing under the shadow of it.

For the Padres, the scouting value is similarly straightforward. If an opponent is going to be challenged, it will often be in the early part of the count and the first swing-and-miss moment. Facing Yamamoto, San Diego can lean on the idea that any early advantage can matter, even if the starter is capable of settling in and preventing the damage that larger deficits require.

What to watch next is not only whether Yamamoto repeats the late-start quality that showed up in May, but whether he can erase the memory that came with it. If the opening frames look clean, the rest of his start will likely look familiar. If Petco shows the same early vulnerability, then the difference between a corrective start and a lingering one will be measured pitch by pitch, from the first at-bat forward.