| Mayo-desu vs King | 35–72 | 32.71% |
| Mayo-desu vs Jin | 28–66 | 29.79% |
| Mayo-desu vs Kazuya | 40–49 | 44.94% |
| Mayo-desu vs Bryan | 28–45 | 38.36% |
| Mayo-desu vs Steve | 25–43 | 36.76% |
| Mayo-desu vs Dragunov | 33–33 | 50.00% |
| Mayo-desu vs Reina | 23–27 | 46.00% |
| Mayo-desu vs Armor King | 18–29 | 38.30% |
| Mayo-desu vs Lars | 15–30 | 33.33% |
| Mayo-desu vs Eddy | 17–23 | 42.50% |
| Mayo-desu vs Victor | 16–20 | 44.44% |
| Mayo-desu vs Law | 19–16 | 54.29% |
| Mayo-desu vs Asuka | 14–19 | 42.42% |
| Mayo-desu vs Fahkumram | 16–17 | 48.48% |
| Mayo-desu vs Paul | 8–24 | 25.00% |
| Mayo-desu vs Yoshimitsu | 18–13 | 58.06% |
| Mayo-desu vs Heihachi | 10–21 | 32.26% |
| Mayo-desu vs Hwoarang | 13–12 | 52.00% |
| Mayo-desu vs Lili | 11–13 | 45.83% |
| Mayo-desu vs Miary Zo | 9–15 | 37.50% |
| Mayo-desu vs Claudio | 6–17 | 26.09% |
| Mayo-desu vs Lee | 12–10 | 54.55% |
| Mayo-desu vs Devil Jin | 3–18 | 14.29% |
| Mayo-desu vs Nina | 8–11 | 42.11% |
| Mayo-desu vs Clive | 8–10 | 44.44% |
| Mayo-desu vs Alisa | 4–12 | 25.00% |
| Mayo-desu vs Azucena | 6–9 | 40.00% |
| Mayo-desu vs Lidia | 5–9 | 35.71% |
| Mayo-desu vs Feng | 4–9 | 30.77% |
| Mayo-desu vs Leroy | 7–6 | 53.85% |
| Mayo-desu vs Jun | 8–5 | 61.54% |
| Mayo-desu vs Anna | 5–7 | 41.67% |
| Mayo-desu vs Leo | 4–5 | 44.44% |
| Mayo-desu vs Xiaoyu | 4–4 | 50.00% |
| Mayo-desu vs Raven | 3–3 | 50.00% |
| Mayo-desu vs Jack-8 | 0–5 | 0.00% |
| Mayo-desu vs Kuma | 3–2 | 60.00% |
| Mayo-desu vs Shaheen | 2–1 | 66.67% |
| Mayo-desu vs Panda | 1–1 | 50.00% |
| Mayo-desu vs Zafina | 0–1 | 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.