| koari vs King | 47–28 | 62.67% |
| koari vs Bryan | 30–30 | 50.00% |
| koari vs Steve | 38–22 | 63.33% |
| koari vs Dragunov | 33–23 | 58.93% |
| koari vs Jin | 19–36 | 34.55% |
| koari vs Kazuya | 21–34 | 38.18% |
| koari vs Armor King | 28–24 | 53.85% |
| koari vs Asuka | 19–20 | 48.72% |
| koari vs Reina | 18–21 | 46.15% |
| koari vs Hwoarang | 14–21 | 40.00% |
| koari vs Paul | 14–20 | 41.18% |
| koari vs Lili | 17–13 | 56.67% |
| koari vs Heihachi | 17–13 | 56.67% |
| koari vs Yoshimitsu | 14–14 | 50.00% |
| koari vs Law | 9–17 | 34.62% |
| koari vs Devil Jin | 13–13 | 50.00% |
| koari vs Azucena | 15–10 | 60.00% |
| koari vs Victor | 10–9 | 52.63% |
| koari vs Miary Zo | 11–8 | 57.89% |
| koari vs Xiaoyu | 9–8 | 52.94% |
| koari vs Claudio | 7–9 | 43.75% |
| koari vs Jun | 4–12 | 25.00% |
| koari vs Anna | 5–11 | 31.25% |
| koari vs Lee | 4–11 | 26.67% |
| koari vs Clive | 8–7 | 53.33% |
| koari vs Feng | 8–5 | 61.54% |
| koari vs Eddy | 3–9 | 25.00% |
| koari vs Lidia | 3–8 | 27.27% |
| koari vs Fahkumram | 3–8 | 27.27% |
| koari vs Raven | 3–6 | 33.33% |
| koari vs Alisa | 5–3 | 62.50% |
| koari vs Leo | 4–3 | 57.14% |
| koari vs Nina | 2–5 | 28.57% |
| koari vs Jack-8 | 3–3 | 50.00% |
| koari vs Shaheen | 0–4 | 0.00% |
| koari vs Lars | 3–0 | 100.00% |
| koari vs Leroy | 0–3 | 0.00% |
| koari vs Kuma | 2–0 | 100.00% |
| koari vs Panda | 0–2 | 0.00% |
| koari vs Zafina | 2–0 | 100.00% |
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.