| IROCHI vs Kazuya | 44–38 | 53.66% |
| IROCHI vs Dragunov | 32–38 | 45.71% |
| IROCHI vs Heihachi | 33–35 | 48.53% |
| IROCHI vs Reina | 31–35 | 46.97% |
| IROCHI vs Jin | 18–42 | 30.00% |
| IROCHI vs Bryan | 33–26 | 55.93% |
| IROCHI vs Paul | 25–33 | 43.10% |
| IROCHI vs Lidia | 30–24 | 55.56% |
| IROCHI vs Jun | 27–21 | 56.25% |
| IROCHI vs Lili | 24–21 | 53.33% |
| IROCHI vs Hwoarang | 20–23 | 46.51% |
| IROCHI vs Law | 14–23 | 37.84% |
| IROCHI vs King | 23–14 | 62.16% |
| IROCHI vs Victor | 16–20 | 44.44% |
| IROCHI vs Clive | 11–23 | 32.35% |
| IROCHI vs Yoshimitsu | 22–10 | 68.75% |
| IROCHI vs Steve | 14–16 | 46.67% |
| IROCHI vs Azucena | 15–15 | 50.00% |
| IROCHI vs Nina | 15–14 | 51.72% |
| IROCHI vs Devil Jin | 12–14 | 46.15% |
| IROCHI vs Claudio | 11–15 | 42.31% |
| IROCHI vs Xiaoyu | 16–6 | 72.73% |
| IROCHI vs Asuka | 10–11 | 47.62% |
| IROCHI vs Feng | 10–9 | 52.63% |
| IROCHI vs Jack-8 | 6–12 | 33.33% |
| IROCHI vs Alisa | 8–10 | 44.44% |
| IROCHI vs Leo | 7–9 | 43.75% |
| IROCHI vs Lars | 9–6 | 60.00% |
| IROCHI vs Lee | 5–9 | 35.71% |
| IROCHI vs Eddy | 5–9 | 35.71% |
| IROCHI vs Kuma | 5–7 | 41.67% |
| IROCHI vs Raven | 6–5 | 54.55% |
| IROCHI vs Shaheen | 7–2 | 77.78% |
| IROCHI vs Zafina | 2–5 | 28.57% |
| IROCHI vs Leroy | 6–1 | 85.71% |
| IROCHI vs Anna | 2–1 | 66.67% |
| IROCHI vs Panda | 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.