| JAMYKA vs Jin | 47–46 | 50.54% |
| JAMYKA vs Kazuya | 32–46 | 41.03% |
| JAMYKA vs Steve | 34–39 | 46.58% |
| JAMYKA vs King | 32–37 | 46.38% |
| JAMYKA vs Dragunov | 37–25 | 59.68% |
| JAMYKA vs Law | 22–17 | 56.41% |
| JAMYKA vs Hwoarang | 13–20 | 39.39% |
| JAMYKA vs Armor King | 17–15 | 53.12% |
| JAMYKA vs Bryan | 9–20 | 31.03% |
| JAMYKA vs Azucena | 9–11 | 45.00% |
| JAMYKA vs Asuka | 10–9 | 52.63% |
| JAMYKA vs Reina | 9–10 | 47.37% |
| JAMYKA vs Nina | 9–9 | 50.00% |
| JAMYKA vs Victor | 6–12 | 33.33% |
| JAMYKA vs Eddy | 9–9 | 50.00% |
| JAMYKA vs Yoshimitsu | 5–11 | 31.25% |
| JAMYKA vs Heihachi | 4–11 | 26.67% |
| JAMYKA vs Kuma | 7–7 | 50.00% |
| JAMYKA vs Clive | 8–6 | 57.14% |
| JAMYKA vs Devil Jin | 6–7 | 46.15% |
| JAMYKA vs Lee | 3–10 | 23.08% |
| JAMYKA vs Paul | 3–9 | 25.00% |
| JAMYKA vs Shaheen | 7–5 | 58.33% |
| JAMYKA vs Fahkumram | 4–8 | 33.33% |
| JAMYKA vs Alisa | 6–5 | 54.55% |
| JAMYKA vs Jun | 3–8 | 27.27% |
| JAMYKA vs Lidia | 3–7 | 30.00% |
| JAMYKA vs Anna | 7–3 | 70.00% |
| JAMYKA vs Lili | 4–5 | 44.44% |
| JAMYKA vs Leo | 5–3 | 62.50% |
| JAMYKA vs Leroy | 6–2 | 75.00% |
| JAMYKA vs Jack-8 | 6–1 | 85.71% |
| JAMYKA vs Feng | 3–4 | 42.86% |
| JAMYKA vs Xiaoyu | 4–2 | 66.67% |
| JAMYKA vs Lars | 4–1 | 80.00% |
| JAMYKA vs Panda | 1–4 | 20.00% |
| JAMYKA vs Zafina | 4–1 | 80.00% |
| JAMYKA vs Miary Zo | 2–3 | 40.00% |
| JAMYKA vs Raven | 3–1 | 75.00% |
| JAMYKA vs Claudio | 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.