| siroitachi vs Heihachi | 175–158 | 52.55% |
| siroitachi vs Kazuya | 154–139 | 52.56% |
| siroitachi vs Dragunov | 136–126 | 51.91% |
| siroitachi vs Bryan | 106–120 | 46.90% |
| siroitachi vs Paul | 113–100 | 53.05% |
| siroitachi vs Reina | 104–108 | 49.06% |
| siroitachi vs King | 88–89 | 49.72% |
| siroitachi vs Jin | 66–95 | 40.99% |
| siroitachi vs Armor King | 54–79 | 40.60% |
| siroitachi vs Steve | 57–68 | 45.60% |
| siroitachi vs Asuka | 64–60 | 51.61% |
| siroitachi vs Victor | 48–76 | 38.71% |
| siroitachi vs Yoshimitsu | 46–67 | 40.71% |
| siroitachi vs Hwoarang | 50–60 | 45.45% |
| siroitachi vs Clive | 37–73 | 33.64% |
| siroitachi vs Lili | 47–57 | 45.19% |
| siroitachi vs Law | 42–46 | 47.73% |
| siroitachi vs Jun | 46–39 | 54.12% |
| siroitachi vs Devil Jin | 40–43 | 48.19% |
| siroitachi vs Azucena | 43–38 | 53.09% |
| siroitachi vs Claudio | 30–43 | 41.10% |
| siroitachi vs Nina | 35–38 | 47.95% |
| siroitachi vs Feng | 33–39 | 45.83% |
| siroitachi vs Xiaoyu | 30–34 | 46.88% |
| siroitachi vs Lee | 18–33 | 35.29% |
| siroitachi vs Lidia | 17–29 | 36.96% |
| siroitachi vs Miary Zo | 21–23 | 47.73% |
| siroitachi vs Alisa | 12–28 | 30.00% |
| siroitachi vs Eddy | 20–18 | 52.63% |
| siroitachi vs Jack-8 | 11–24–1 | 31.43% |
| siroitachi vs Leo | 13–20 | 39.39% |
| siroitachi vs Shaheen | 11–21 | 34.38% |
| siroitachi vs Lars | 9–18 | 33.33% |
| siroitachi vs Leroy | 9–17 | 34.62% |
| siroitachi vs Zafina | 7–18 | 28.00% |
| siroitachi vs Kuma | 1–23 | 4.17% |
| siroitachi vs Raven | 11–11 | 50.00% |
| siroitachi vs Fahkumram | 5–14 | 26.32% |
| siroitachi vs Panda | 2–3 | 40.00% |
| siroitachi vs Anna | 2–2 | 50.00% |
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.