| kokoちゃん vs Reina | 96–169 | 36.23% |
| kokoちゃん vs King | 78–133 | 36.97% |
| kokoちゃん vs Kazuya | 69–128 | 35.03% |
| kokoちゃん vs Paul | 51–125 | 28.98% |
| kokoちゃん vs Dragunov | 79–96 | 45.14% |
| kokoちゃん vs Jin | 66–104–1 | 38.82% |
| kokoちゃん vs Bryan | 65–102 | 38.92% |
| kokoちゃん vs Lili | 56–87 | 39.16% |
| kokoちゃん vs Hwoarang | 47–86 | 35.34% |
| kokoちゃん vs Asuka | 49–82 | 37.40% |
| kokoちゃん vs Victor | 41–87 | 32.03% |
| kokoちゃん vs Steve | 44–83 | 34.65% |
| kokoちゃん vs Law | 37–85 | 30.33% |
| kokoちゃん vs Jun | 30–75 | 28.57% |
| kokoちゃん vs Feng | 29–60 | 32.58% |
| kokoちゃん vs Azucena | 39–47 | 45.35% |
| kokoちゃん vs Eddy | 23–61 | 27.38% |
| kokoちゃん vs Yoshimitsu | 23–59 | 28.05% |
| kokoちゃん vs Alisa | 36–37 | 49.32% |
| kokoちゃん vs Claudio | 18–54 | 25.00% |
| kokoちゃん vs Devil Jin | 21–44 | 32.31% |
| kokoちゃん vs Nina | 34–27 | 55.74% |
| kokoちゃん vs Xiaoyu | 21–39 | 35.00% |
| kokoちゃん vs Leo | 22–38 | 36.67% |
| kokoちゃん vs Lars | 18–42 | 30.00% |
| kokoちゃん vs Fahkumram | 7–50 | 12.28% |
| kokoちゃん vs Jack-8 | 18–27 | 40.00% |
| kokoちゃん vs Clive | 8–34 | 19.05% |
| kokoちゃん vs Kuma | 16–24 | 40.00% |
| kokoちゃん vs Lee | 11–25 | 30.56% |
| kokoちゃん vs Raven | 20–15 | 57.14% |
| kokoちゃん vs Heihachi | 12–22 | 35.29% |
| kokoちゃん vs Leroy | 15–18 | 45.45% |
| kokoちゃん vs Zafina | 15–17 | 46.88% |
| kokoちゃん vs Lidia | 12–15 | 44.44% |
| kokoちゃん vs Anna | 8–17 | 32.00% |
| kokoちゃん vs Shaheen | 4–10 | 28.57% |
| kokoちゃん vs Panda | 5–9 | 35.71% |
| kokoちゃん vs Armor King | 2–6 | 25.00% |
| kokoちゃん vs Miary Zo | 2–3 | 40.00% |
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.