| Japanese Killer vs Dragunov | 24–16 | 60.00% |
| Japanese Killer vs Hwoarang | 22–11 | 66.67% |
| Japanese Killer vs Lili | 24–9 | 72.73% |
| Japanese Killer vs King | 17–15 | 53.12% |
| Japanese Killer vs Bryan | 15–8 | 65.22% |
| Japanese Killer vs Devil Jin | 13–10 | 56.52% |
| Japanese Killer vs Jun | 8–15 | 34.78% |
| Japanese Killer vs Reina | 14–9 | 60.87% |
| Japanese Killer vs Jin | 9–10 | 47.37% |
| Japanese Killer vs Victor | 7–12 | 36.84% |
| Japanese Killer vs Kazuya | 10–7 | 58.82% |
| Japanese Killer vs Azucena | 5–12 | 29.41% |
| Japanese Killer vs Eddy | 8–9 | 47.06% |
| Japanese Killer vs Paul | 12–3 | 80.00% |
| Japanese Killer vs Lars | 4–11 | 26.67% |
| Japanese Killer vs Yoshimitsu | 3–10 | 23.08% |
| Japanese Killer vs Leo | 4–9 | 30.77% |
| Japanese Killer vs Alisa | 5–6 | 45.45% |
| Japanese Killer vs Steve | 7–2 | 77.78% |
| Japanese Killer vs Feng | 3–6 | 33.33% |
| Japanese Killer vs Nina | 5–4 | 55.56% |
| Japanese Killer vs Law | 4–4 | 50.00% |
| Japanese Killer vs Xiaoyu | 6–2 | 75.00% |
| Japanese Killer vs Asuka | 5–2 | 71.43% |
| Japanese Killer vs Zafina | 4–3 | 57.14% |
| Japanese Killer vs Jack-8 | 3–3 | 50.00% |
| Japanese Killer vs Leroy | 4–2 | 66.67% |
| Japanese Killer vs Raven | 3–3 | 50.00% |
| Japanese Killer vs Claudio | 2–2 | 50.00% |
| Japanese Killer vs Lee | 2–2 | 50.00% |
| Japanese Killer vs Shaheen | 1–1 | 50.00% |
| Japanese Killer vs Panda | 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.