| Usosamurai vs Kazuya | 22–15 | 59.46% |
| Usosamurai vs Jin | 20–14 | 58.82% |
| Usosamurai vs King | 24–9 | 72.73% |
| Usosamurai vs Armor King | 18–10 | 64.29% |
| Usosamurai vs Steve | 14–13 | 51.85% |
| Usosamurai vs Eddy | 14–13 | 51.85% |
| Usosamurai vs Law | 11–14 | 44.00% |
| Usosamurai vs Miary Zo | 9–15 | 37.50% |
| Usosamurai vs Asuka | 10–13 | 43.48% |
| Usosamurai vs Lili | 8–12 | 40.00% |
| Usosamurai vs Heihachi | 6–11 | 35.29% |
| Usosamurai vs Hwoarang | 7–9 | 43.75% |
| Usosamurai vs Jun | 12–4 | 75.00% |
| Usosamurai vs Reina | 9–7 | 56.25% |
| Usosamurai vs Claudio | 10–5 | 66.67% |
| Usosamurai vs Yoshimitsu | 4–8 | 33.33% |
| Usosamurai vs Lee | 5–7 | 41.67% |
| Usosamurai vs Dragunov | 7–4 | 63.64% |
| Usosamurai vs Alisa | 7–4 | 63.64% |
| Usosamurai vs Lidia | 5–6 | 45.45% |
| Usosamurai vs Clive | 0–11 | 0.00% |
| Usosamurai vs Leo | 3–7 | 30.00% |
| Usosamurai vs Leroy | 5–5 | 50.00% |
| Usosamurai vs Xiaoyu | 7–2 | 77.78% |
| Usosamurai vs Nina | 4–5 | 44.44% |
| Usosamurai vs Azucena | 5–4 | 55.56% |
| Usosamurai vs Victor | 2–7 | 22.22% |
| Usosamurai vs Paul | 4–4 | 50.00% |
| Usosamurai vs Bryan | 3–5 | 37.50% |
| Usosamurai vs Jack-8 | 5–3 | 62.50% |
| Usosamurai vs Lars | 5–3 | 62.50% |
| Usosamurai vs Kuma | 3–4 | 42.86% |
| Usosamurai vs Raven | 3–4 | 42.86% |
| Usosamurai vs Anna | 3–4 | 42.86% |
| Usosamurai vs Devil Jin | 4–2 | 66.67% |
| Usosamurai vs Panda | 3–3 | 50.00% |
| Usosamurai vs Zafina | 5–1 | 83.33% |
| Usosamurai vs Feng | 2–1 | 66.67% |
| Usosamurai vs Fahkumram | 2–1 | 66.67% |
| Usosamurai vs Shaheen | 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.