| Kojyn vs Jin | 22–9 | 70.97% |
| Kojyn vs Kazuya | 19–11 | 63.33% |
| Kojyn vs Lars | 18–7 | 72.00% |
| Kojyn vs Bryan | 15–8 | 65.22% |
| Kojyn vs Steve | 8–15 | 34.78% |
| Kojyn vs King | 12–7 | 63.16% |
| Kojyn vs Law | 14–4 | 77.78% |
| Kojyn vs Hwoarang | 9–8 | 52.94% |
| Kojyn vs Lee | 10–7 | 58.82% |
| Kojyn vs Lili | 9–6 | 60.00% |
| Kojyn vs Reina | 9–6 | 60.00% |
| Kojyn vs Victor | 8–7 | 53.33% |
| Kojyn vs Alisa | 9–5 | 64.29% |
| Kojyn vs Azucena | 10–4 | 71.43% |
| Kojyn vs Yoshimitsu | 10–2 | 83.33% |
| Kojyn vs Nina | 8–4 | 66.67% |
| Kojyn vs Paul | 7–4 | 63.64% |
| Kojyn vs Xiaoyu | 4–7 | 36.36% |
| Kojyn vs Jack-8 | 6–3 | 66.67% |
| Kojyn vs Dragunov | 8–1 | 88.89% |
| Kojyn vs Heihachi | 6–2 | 75.00% |
| Kojyn vs Devil Jin | 5–2 | 71.43% |
| Kojyn vs Raven | 3–4 | 42.86% |
| Kojyn vs Leroy | 4–2 | 66.67% |
| Kojyn vs Jun | 4–2 | 66.67% |
| Kojyn vs Lidia | 3–3 | 50.00% |
| Kojyn vs Asuka | 4–1 | 80.00% |
| Kojyn vs Feng | 4–1 | 80.00% |
| Kojyn vs Claudio | 4–1 | 80.00% |
| Kojyn vs Kuma | 4–1 | 80.00% |
| Kojyn vs Eddy | 4–1 | 80.00% |
| Kojyn vs Leo | 3–0 | 100.00% |
| Kojyn vs Zafina | 3–0 | 100.00% |
| Kojyn vs Panda | 0–2 | 0.00% |
| Kojyn vs Clive | 0–2 | 0.00% |
| Kojyn vs Shaheen | 0–1 | 0.00% |
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.