| Roojojo vs Kazuya | 54–61 | 46.96% |
| Roojojo vs Jin | 55–44 | 55.56% |
| Roojojo vs King | 53–45 | 54.08% |
| Roojojo vs Bryan | 35–58 | 37.63% |
| Roojojo vs Dragunov | 52–29 | 64.20% |
| Roojojo vs Steve | 30–25 | 54.55% |
| Roojojo vs Hwoarang | 27–25 | 51.92% |
| Roojojo vs Lee | 24–27 | 47.06% |
| Roojojo vs Nina | 22–26 | 45.83% |
| Roojojo vs Paul | 14–33 | 29.79% |
| Roojojo vs Lidia | 17–27 | 38.64% |
| Roojojo vs Lili | 16–24 | 40.00% |
| Roojojo vs Jun | 13–27 | 32.50% |
| Roojojo vs Reina | 22–17 | 56.41% |
| Roojojo vs Yoshimitsu | 18–20 | 47.37% |
| Roojojo vs Devil Jin | 18–19 | 48.65% |
| Roojojo vs Law | 16–19 | 45.71% |
| Roojojo vs Feng | 14–17 | 45.16% |
| Roojojo vs Heihachi | 11–19 | 36.67% |
| Roojojo vs Alisa | 10–19 | 34.48% |
| Roojojo vs Victor | 8–21 | 27.59% |
| Roojojo vs Asuka | 11–17 | 39.29% |
| Roojojo vs Clive | 7–21 | 25.00% |
| Roojojo vs Lars | 10–9 | 52.63% |
| Roojojo vs Eddy | 11–7 | 61.11% |
| Roojojo vs Anna | 5–13 | 27.78% |
| Roojojo vs Azucena | 9–7 | 56.25% |
| Roojojo vs Raven | 5–10 | 33.33% |
| Roojojo vs Leo | 7–7 | 50.00% |
| Roojojo vs Fahkumram | 6–8 | 42.86% |
| Roojojo vs Shaheen | 7–6 | 53.85% |
| Roojojo vs Xiaoyu | 3–9 | 25.00% |
| Roojojo vs Claudio | 4–8 | 33.33% |
| Roojojo vs Jack-8 | 8–0 | 100.00% |
| Roojojo vs Leroy | 7–1 | 87.50% |
| Roojojo vs Zafina | 3–2 | 60.00% |
| Roojojo vs Kuma | 0–2 | 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.