| Mumei vs Jin | 28–19 | 59.57% |
| Mumei vs Kazuya | 27–17 | 61.36% |
| Mumei vs Lidia | 16–23 | 41.03% |
| Mumei vs King | 17–21 | 44.74% |
| Mumei vs Reina | 24–11 | 68.57% |
| Mumei vs Hwoarang | 9–16 | 36.00% |
| Mumei vs Paul | 12–9 | 57.14% |
| Mumei vs Bryan | 9–12 | 42.86% |
| Mumei vs Law | 9–11 | 45.00% |
| Mumei vs Eddy | 6–14 | 30.00% |
| Mumei vs Lili | 8–11 | 42.11% |
| Mumei vs Claudio | 7–11 | 38.89% |
| Mumei vs Dragunov | 5–11 | 31.25% |
| Mumei vs Victor | 7–9 | 43.75% |
| Mumei vs Steve | 11–4 | 73.33% |
| Mumei vs Lee | 8–4 | 66.67% |
| Mumei vs Azucena | 5–7 | 41.67% |
| Mumei vs Nina | 7–4 | 63.64% |
| Mumei vs Lars | 5–5 | 50.00% |
| Mumei vs Jun | 8–2 | 80.00% |
| Mumei vs Clive | 6–4 | 60.00% |
| Mumei vs Yoshimitsu | 5–4 | 55.56% |
| Mumei vs Xiaoyu | 5–3 | 62.50% |
| Mumei vs Jack-8 | 2–5 | 28.57% |
| Mumei vs Asuka | 5–2 | 71.43% |
| Mumei vs Devil Jin | 1–6 | 14.29% |
| Mumei vs Feng | 3–4 | 42.86% |
| Mumei vs Leo | 4–2 | 66.67% |
| Mumei vs Alisa | 3–3 | 50.00% |
| Mumei vs Zafina | 2–4 | 33.33% |
| Mumei vs Heihachi | 3–3 | 50.00% |
| Mumei vs Leroy | 2–2 | 50.00% |
| Mumei vs Raven | 2–2 | 50.00% |
| Mumei vs Shaheen | 3–0 | 100.00% |
| Mumei vs Kuma | 0–2 | 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.