| eijikun vs Reina | 14–16 | 46.67% |
| eijikun vs Paul | 7–15 | 31.82% |
| eijikun vs Kazuya | 7–14 | 33.33% |
| eijikun vs Jin | 8–11 | 42.11% |
| eijikun vs Lili | 7–12 | 36.84% |
| eijikun vs King | 8–9 | 47.06% |
| eijikun vs Steve | 4–10 | 28.57% |
| eijikun vs Azucena | 5–6 | 45.45% |
| eijikun vs Dragunov | 4–6 | 40.00% |
| eijikun vs Victor | 0–10 | 0.00% |
| eijikun vs Law | 2–7 | 22.22% |
| eijikun vs Bryan | 3–6 | 33.33% |
| eijikun vs Claudio | 6–3 | 66.67% |
| eijikun vs Asuka | 3–5 | 37.50% |
| eijikun vs Devil Jin | 3–5 | 37.50% |
| eijikun vs Xiaoyu | 2–4 | 33.33% |
| eijikun vs Eddy | 3–3 | 50.00% |
| eijikun vs Yoshimitsu | 3–2 | 60.00% |
| eijikun vs Hwoarang | 0–5 | 0.00% |
| eijikun vs Jack-8 | 0–4 | 0.00% |
| eijikun vs Kuma | 0–4 | 0.00% |
| eijikun vs Jun | 0–4 | 0.00% |
| eijikun vs Lars | 2–1 | 66.67% |
| eijikun vs Alisa | 1–2 | 33.33% |
| eijikun vs Lee | 0–3 | 0.00% |
| eijikun vs Nina | 0–2 | 0.00% |
| eijikun vs Zafina | 0–2 | 0.00% |
| eijikun vs Leroy | 0–2 | 0.00% |
| eijikun vs Feng | 1–0 | 100.00% |
| eijikun vs Leo | 1–0 | 100.00% |
| eijikun vs Raven | 1–0 | 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.