| Itachi Pain vs King | 19–23 | 45.24% |
| Itachi Pain vs Bryan | 18–17 | 51.43% |
| Itachi Pain vs Reina | 19–14 | 57.58% |
| Itachi Pain vs Eddy | 10–17 | 37.04% |
| Itachi Pain vs Victor | 15–11 | 57.69% |
| Itachi Pain vs Law | 6–16 | 27.27% |
| Itachi Pain vs Lili | 8–13 | 38.10% |
| Itachi Pain vs Jin | 10–8 | 55.56% |
| Itachi Pain vs Steve | 9–7 | 56.25% |
| Itachi Pain vs Paul | 6–9 | 40.00% |
| Itachi Pain vs Hwoarang | 6–9 | 40.00% |
| Itachi Pain vs Kazuya | 7–8 | 46.67% |
| Itachi Pain vs Leo | 4–11 | 26.67% |
| Itachi Pain vs Xiaoyu | 10–4 | 71.43% |
| Itachi Pain vs Azucena | 7–7 | 50.00% |
| Itachi Pain vs Jun | 7–6 | 53.85% |
| Itachi Pain vs Heihachi | 9–4 | 69.23% |
| Itachi Pain vs Fahkumram | 4–7 | 36.36% |
| Itachi Pain vs Lars | 5–5 | 50.00% |
| Itachi Pain vs Asuka | 5–4 | 55.56% |
| Itachi Pain vs Nina | 6–3 | 66.67% |
| Itachi Pain vs Lee | 7–2 | 77.78% |
| Itachi Pain vs Anna | 3–6 | 33.33% |
| Itachi Pain vs Clive | 6–2 | 75.00% |
| Itachi Pain vs Lidia | 6–1 | 85.71% |
| Itachi Pain vs Yoshimitsu | 3–3 | 50.00% |
| Itachi Pain vs Jack-8 | 2–4 | 33.33% |
| Itachi Pain vs Feng | 2–4 | 33.33% |
| Itachi Pain vs Dragunov | 4–2 | 66.67% |
| Itachi Pain vs Alisa | 1–5 | 16.67% |
| Itachi Pain vs Kuma | 2–4 | 33.33% |
| Itachi Pain vs Leroy | 2–4 | 33.33% |
| Itachi Pain vs Armor King | 4–1 | 80.00% |
| Itachi Pain vs Devil Jin | 2–2 | 50.00% |
| Itachi Pain vs Miary Zo | 3–1 | 75.00% |
| Itachi Pain vs Raven | 0–3 | 0.00% |
| Itachi Pain vs Claudio | 2–0 | 100.00% |
| Itachi Pain vs Shaheen | 2–0 | 100.00% |
| Itachi Pain vs Panda | 2–0 | 100.00% |
| Itachi Pain vs Zafina | 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.