| JaaiiOsama vs King | 26–27 | 49.06% |
| JaaiiOsama vs Hwoarang | 21–29 | 42.00% |
| JaaiiOsama vs Steve | 27–17 | 61.36% |
| JaaiiOsama vs Reina | 20–24 | 45.45% |
| JaaiiOsama vs Clive | 22–22 | 50.00% |
| JaaiiOsama vs Kazuya | 20–21 | 48.78% |
| JaaiiOsama vs Jin | 16–24 | 40.00% |
| JaaiiOsama vs Azucena | 10–23 | 30.30% |
| JaaiiOsama vs Eddy | 6–24 | 20.00% |
| JaaiiOsama vs Dragunov | 14–15 | 48.28% |
| JaaiiOsama vs Lidia | 13–15 | 46.43% |
| JaaiiOsama vs Bryan | 9–17 | 34.62% |
| JaaiiOsama vs Victor | 10–16 | 38.46% |
| JaaiiOsama vs Armor King | 11–14 | 44.00% |
| JaaiiOsama vs Law | 5–19 | 20.83% |
| JaaiiOsama vs Lili | 15–9 | 62.50% |
| JaaiiOsama vs Alisa | 12–10 | 54.55% |
| JaaiiOsama vs Nina | 11–10 | 52.38% |
| JaaiiOsama vs Xiaoyu | 7–13 | 35.00% |
| JaaiiOsama vs Paul | 4–15 | 21.05% |
| JaaiiOsama vs Leo | 6–13 | 31.58% |
| JaaiiOsama vs Anna | 8–11 | 42.11% |
| JaaiiOsama vs Jun | 3–14 | 17.65% |
| JaaiiOsama vs Heihachi | 4–13 | 23.53% |
| JaaiiOsama vs Asuka | 4–12 | 25.00% |
| JaaiiOsama vs Yoshimitsu | 5–9 | 35.71% |
| JaaiiOsama vs Lee | 5–9 | 35.71% |
| JaaiiOsama vs Kuma | 5–9 | 35.71% |
| JaaiiOsama vs Leroy | 10–4 | 71.43% |
| JaaiiOsama vs Fahkumram | 6–8 | 42.86% |
| JaaiiOsama vs Claudio | 3–8 | 27.27% |
| JaaiiOsama vs Jack-8 | 5–4 | 55.56% |
| JaaiiOsama vs Devil Jin | 3–3 | 50.00% |
| JaaiiOsama vs Lars | 2–4 | 33.33% |
| JaaiiOsama vs Shaheen | 2–4 | 33.33% |
| JaaiiOsama vs Zafina | 2–3 | 40.00% |
| JaaiiOsama vs Raven | 1–2 | 33.33% |
| JaaiiOsama vs Feng | 1–1 | 50.00% |
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.