| ROCKUJiin vs Paul | 36–32 | 52.94% |
| ROCKUJiin vs King | 36–24 | 60.00% |
| ROCKUJiin vs Reina | 40–20 | 66.67% |
| ROCKUJiin vs Jin | 41–18 | 69.49% |
| ROCKUJiin vs Eddy | 35–18 | 66.04% |
| ROCKUJiin vs Yoshimitsu | 28–24 | 53.85% |
| ROCKUJiin vs Steve | 32–17 | 65.31% |
| ROCKUJiin vs Hwoarang | 28–19 | 59.57% |
| ROCKUJiin vs Bryan | 36–11 | 76.60% |
| ROCKUJiin vs Kazuya | 23–22 | 51.11% |
| ROCKUJiin vs Lee | 24–21 | 53.33% |
| ROCKUJiin vs Law | 27–15 | 64.29% |
| ROCKUJiin vs Dragunov | 19–21 | 47.50% |
| ROCKUJiin vs Victor | 22–14 | 61.11% |
| ROCKUJiin vs Lars | 25–10 | 71.43% |
| ROCKUJiin vs Leo | 18–16 | 52.94% |
| ROCKUJiin vs Zafina | 17–15 | 53.12% |
| ROCKUJiin vs Azucena | 20–12 | 62.50% |
| ROCKUJiin vs Nina | 24–6 | 80.00% |
| ROCKUJiin vs Xiaoyu | 18–10 | 64.29% |
| ROCKUJiin vs Devil Jin | 13–14 | 48.15% |
| ROCKUJiin vs Jun | 18–8 | 69.23% |
| ROCKUJiin vs Raven | 13–12 | 52.00% |
| ROCKUJiin vs Jack-8 | 11–12 | 47.83% |
| ROCKUJiin vs Feng | 7–13 | 35.00% |
| ROCKUJiin vs Claudio | 7–13 | 35.00% |
| ROCKUJiin vs Lili | 12–7 | 63.16% |
| ROCKUJiin vs Alisa | 12–5 | 70.59% |
| ROCKUJiin vs Heihachi | 8–7 | 53.33% |
| ROCKUJiin vs Shaheen | 8–6 | 57.14% |
| ROCKUJiin vs Asuka | 8–5 | 61.54% |
| ROCKUJiin vs Kuma | 12–1 | 92.31% |
| ROCKUJiin vs Leroy | 7–6 | 53.85% |
| ROCKUJiin vs Panda | 5–0 | 100.00% |
| ROCKUJiin vs Lidia | 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.