| RubenKazama vs Eddy | 13–28 | 31.71% |
| RubenKazama vs Jin | 16–20 | 44.44% |
| RubenKazama vs Kazuya | 18–9 | 66.67% |
| RubenKazama vs King | 16–7 | 69.57% |
| RubenKazama vs Reina | 13–9 | 59.09% |
| RubenKazama vs Dragunov | 8–11 | 42.11% |
| RubenKazama vs Steve | 8–6 | 57.14% |
| RubenKazama vs Paul | 4–8 | 33.33% |
| RubenKazama vs Hwoarang | 3–8 | 27.27% |
| RubenKazama vs Lili | 4–7 | 36.36% |
| RubenKazama vs Azucena | 3–8 | 27.27% |
| RubenKazama vs Feng | 5–3 | 62.50% |
| RubenKazama vs Xiaoyu | 1–6 | 14.29% |
| RubenKazama vs Asuka | 5–2 | 71.43% |
| RubenKazama vs Lars | 3–4 | 42.86% |
| RubenKazama vs Leo | 2–4 | 33.33% |
| RubenKazama vs Jun | 3–3 | 50.00% |
| RubenKazama vs Devil Jin | 3–2 | 60.00% |
| RubenKazama vs Alisa | 2–3 | 40.00% |
| RubenKazama vs Raven | 1–4 | 20.00% |
| RubenKazama vs Yoshimitsu | 1–3 | 25.00% |
| RubenKazama vs Nina | 0–4 | 0.00% |
| RubenKazama vs Kuma | 2–2 | 50.00% |
| RubenKazama vs Victor | 2–2 | 50.00% |
| RubenKazama vs Law | 2–1 | 66.67% |
| RubenKazama vs Panda | 2–1 | 66.67% |
| RubenKazama vs Zafina | 1–2 | 33.33% |
| RubenKazama vs Leroy | 0–3 | 0.00% |
| RubenKazama vs Bryan | 0–2 | 0.00% |
| RubenKazama vs Shaheen | 0–2 | 0.00% |
| RubenKazama vs Lee | 2–0 | 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.