| JAHMASEO vs Steve | 29–24 | 54.72% |
| JAHMASEO vs King | 22–28 | 44.00% |
| JAHMASEO vs Law | 17–26 | 39.53% |
| JAHMASEO vs Jin | 22–20 | 52.38% |
| JAHMASEO vs Armor King | 12–29 | 29.27% |
| JAHMASEO vs Eddy | 16–23 | 41.03% |
| JAHMASEO vs Kazuya | 19–18 | 51.35% |
| JAHMASEO vs Asuka | 15–22 | 40.54% |
| JAHMASEO vs Miary Zo | 19–18 | 51.35% |
| JAHMASEO vs Bryan | 12–24 | 33.33% |
| JAHMASEO vs Dragunov | 10–22 | 31.25% |
| JAHMASEO vs Reina | 17–13 | 56.67% |
| JAHMASEO vs Hwoarang | 17–12 | 58.62% |
| JAHMASEO vs Fahkumram | 12–17 | 41.38% |
| JAHMASEO vs Clive | 10–17 | 37.04% |
| JAHMASEO vs Azucena | 15–10 | 60.00% |
| JAHMASEO vs Lili | 12–9 | 57.14% |
| JAHMASEO vs Jun | 11–10 | 52.38% |
| JAHMASEO vs Heihachi | 11–10 | 52.38% |
| JAHMASEO vs Victor | 11–9 | 55.00% |
| JAHMASEO vs Anna | 8–10 | 44.44% |
| JAHMASEO vs Paul | 5–12 | 29.41% |
| JAHMASEO vs Yoshimitsu | 5–10 | 33.33% |
| JAHMASEO vs Lars | 7–8 | 46.67% |
| JAHMASEO vs Leroy | 5–9 | 35.71% |
| JAHMASEO vs Alisa | 4–9 | 30.77% |
| JAHMASEO vs Devil Jin | 8–4 | 66.67% |
| JAHMASEO vs Claudio | 3–9 | 25.00% |
| JAHMASEO vs Xiaoyu | 5–6 | 45.45% |
| JAHMASEO vs Kuma | 4–7 | 36.36% |
| JAHMASEO vs Lidia | 4–6 | 40.00% |
| JAHMASEO vs Leo | 2–6 | 25.00% |
| JAHMASEO vs Shaheen | 2–6 | 25.00% |
| JAHMASEO vs Jack-8 | 1–5 | 16.67% |
| JAHMASEO vs Feng | 2–4 | 33.33% |
| JAHMASEO vs Nina | 3–3 | 50.00% |
| JAHMASEO vs Zafina | 3–3 | 50.00% |
| JAHMASEO vs Raven | 2–4 | 33.33% |
| JAHMASEO vs Lee | 1–4 | 20.00% |
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.