| Yamagata vs King | 53–45 | 54.08% |
| Yamagata vs Jin | 54–41 | 56.84% |
| Yamagata vs Kazuya | 57–36 | 61.29% |
| Yamagata vs Bryan | 48–40 | 54.55% |
| Yamagata vs Hwoarang | 31–37 | 45.59% |
| Yamagata vs Dragunov | 32–35 | 47.76% |
| Yamagata vs Reina | 26–36 | 41.94% |
| Yamagata vs Steve | 33–27 | 55.00% |
| Yamagata vs Law | 38–21 | 64.41% |
| Yamagata vs Eddy | 33–25 | 56.90% |
| Yamagata vs Lili | 27–27 | 50.00% |
| Yamagata vs Azucena | 28–19 | 59.57% |
| Yamagata vs Devil Jin | 21–18 | 53.85% |
| Yamagata vs Feng | 17–22 | 43.59% |
| Yamagata vs Asuka | 18–18 | 50.00% |
| Yamagata vs Alisa | 14–21 | 40.00% |
| Yamagata vs Paul | 15–19 | 44.12% |
| Yamagata vs Xiaoyu | 19–15 | 55.88% |
| Yamagata vs Nina | 13–19 | 40.62% |
| Yamagata vs Heihachi | 14–18 | 43.75% |
| Yamagata vs Yoshimitsu | 9–22 | 29.03% |
| Yamagata vs Lars | 16–13 | 55.17% |
| Yamagata vs Leo | 12–14 | 46.15% |
| Yamagata vs Jack-8 | 9–16 | 36.00% |
| Yamagata vs Jun | 12–12 | 50.00% |
| Yamagata vs Leroy | 13–9 | 59.09% |
| Yamagata vs Lidia | 12–10 | 54.55% |
| Yamagata vs Lee | 7–11 | 38.89% |
| Yamagata vs Victor | 12–5 | 70.59% |
| Yamagata vs Anna | 9–7 | 56.25% |
| Yamagata vs Kuma | 10–5 | 66.67% |
| Yamagata vs Raven | 10–5 | 66.67% |
| Yamagata vs Claudio | 6–8 | 42.86% |
| Yamagata vs Fahkumram | 7–7 | 50.00% |
| Yamagata vs Panda | 4–9 | 30.77% |
| Yamagata vs Zafina | 5–8 | 38.46% |
| Yamagata vs Clive | 4–6 | 40.00% |
| Yamagata vs Shaheen | 2–1 | 66.67% |
| Yamagata vs Armor King | 1–0 | 100.00% |
Limitations
This data is often requested to give insight into which characters you have more trouble with than others, but it is not particularly helpful for that. The main issue is that it is heavily skewed by how strong the opponents you play are.
For example, this data suggests my worst matchup is clearly vs Reina, but that's just because most of those games are vs Yagami.
There is a way to account for this being worked on. The central idea is to assign each matchup a rating vs you which adjusts based on the result, much like the regular rating but also based on the rating of each player. With this, it would give a better summary of how well you perform vs each character.
In the meantime, this page is here to present the data as requested.