| koumeiss vs Jin | 32–67 | 32.32% |
| koumeiss vs King | 25–44 | 36.23% |
| koumeiss vs Steve | 25–39 | 39.06% |
| koumeiss vs Dragunov | 24–31 | 43.64% |
| koumeiss vs Kazuya | 23–31 | 42.59% |
| koumeiss vs Hwoarang | 10–31 | 24.39% |
| koumeiss vs Bryan | 17–23 | 42.50% |
| koumeiss vs Heihachi | 14–25 | 35.90% |
| koumeiss vs Reina | 11–25 | 30.56% |
| koumeiss vs Law | 9–25 | 26.47% |
| koumeiss vs Yoshimitsu | 10–22 | 31.25% |
| koumeiss vs Lili | 9–23 | 28.12% |
| koumeiss vs Lars | 9–18 | 33.33% |
| koumeiss vs Devil Jin | 9–17 | 34.62% |
| koumeiss vs Victor | 9–13 | 40.91% |
| koumeiss vs Asuka | 6–15 | 28.57% |
| koumeiss vs Claudio | 6–14 | 30.00% |
| koumeiss vs Eddy | 7–13 | 35.00% |
| koumeiss vs Lee | 10–7 | 58.82% |
| koumeiss vs Xiaoyu | 6–8 | 42.86% |
| koumeiss vs Paul | 3–10 | 23.08% |
| koumeiss vs Lidia | 3–9 | 25.00% |
| koumeiss vs Clive | 6–4 | 60.00% |
| koumeiss vs Leo | 2–7 | 22.22% |
| koumeiss vs Leroy | 4–5 | 44.44% |
| koumeiss vs Fahkumram | 0–9 | 0.00% |
| koumeiss vs Jack-8 | 3–5 | 37.50% |
| koumeiss vs Alisa | 2–6 | 25.00% |
| koumeiss vs Zafina | 2–6 | 25.00% |
| koumeiss vs Jun | 4–4 | 50.00% |
| koumeiss vs Anna | 3–5 | 37.50% |
| koumeiss vs Azucena | 2–5 | 28.57% |
| koumeiss vs Feng | 1–5 | 16.67% |
| koumeiss vs Nina | 3–3 | 50.00% |
| koumeiss vs Kuma | 1–5 | 16.67% |
| koumeiss vs Shaheen | 1–4 | 20.00% |
| koumeiss vs Armor King | 2–0 | 100.00% |
| koumeiss vs Panda | 1–0 | 100.00% |
| koumeiss vs Raven | 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.