| MASHIMA KAZUYA vs Kazuya | 456–377 | 54.74% |
| MASHIMA KAZUYA vs Jin | 415–402 | 50.80% |
| MASHIMA KAZUYA vs King | 333–307 | 52.03% |
| MASHIMA KAZUYA vs Bryan | 338–302 | 52.81% |
| MASHIMA KAZUYA vs Dragunov | 285–275 | 50.89% |
| MASHIMA KAZUYA vs Law | 233–238 | 49.47% |
| MASHIMA KAZUYA vs Hwoarang | 245–224 | 52.24% |
| MASHIMA KAZUYA vs Reina | 278–178 | 60.96% |
| MASHIMA KAZUYA vs Yoshimitsu | 226–222 | 50.45% |
| MASHIMA KAZUYA vs Paul | 197–242 | 44.87% |
| MASHIMA KAZUYA vs Lili | 202–217 | 48.21% |
| MASHIMA KAZUYA vs Steve | 214–201 | 51.57% |
| MASHIMA KAZUYA vs Devil Jin | 185–221 | 45.57% |
| MASHIMA KAZUYA vs Heihachi | 185–219 | 45.79% |
| MASHIMA KAZUYA vs Lee | 160–167 | 48.93% |
| MASHIMA KAZUYA vs Feng | 121–144 | 45.66% |
| MASHIMA KAZUYA vs Nina | 118–140 | 45.74% |
| MASHIMA KAZUYA vs Lidia | 133–125 | 51.55% |
| MASHIMA KAZUYA vs Lars | 117–124 | 48.55% |
| MASHIMA KAZUYA vs Victor | 126–113 | 52.72% |
| MASHIMA KAZUYA vs Asuka | 92–142 | 39.32% |
| MASHIMA KAZUYA vs Xiaoyu | 100–126 | 44.25% |
| MASHIMA KAZUYA vs Alisa | 100–121 | 45.25% |
| MASHIMA KAZUYA vs Jun | 88–111 | 44.22% |
| MASHIMA KAZUYA vs Azucena | 105–90 | 53.85% |
| MASHIMA KAZUYA vs Claudio | 80–111 | 41.88% |
| MASHIMA KAZUYA vs Leroy | 75–109 | 40.76% |
| MASHIMA KAZUYA vs Eddy | 91–92 | 49.73% |
| MASHIMA KAZUYA vs Clive | 80–102 | 43.96% |
| MASHIMA KAZUYA vs Jack-8 | 70–103 | 40.46% |
| MASHIMA KAZUYA vs Armor King | 74–73 | 50.34% |
| MASHIMA KAZUYA vs Raven | 67–71 | 48.55% |
| MASHIMA KAZUYA vs Leo | 60–75 | 44.44% |
| MASHIMA KAZUYA vs Fahkumram | 52–58 | 47.27% |
| MASHIMA KAZUYA vs Shaheen | 65–43 | 60.19% |
| MASHIMA KAZUYA vs Anna | 50–55 | 47.62% |
| MASHIMA KAZUYA vs Zafina | 40–63 | 38.83% |
| MASHIMA KAZUYA vs Kuma | 47–48 | 49.47% |
| MASHIMA KAZUYA vs Panda | 14–33 | 29.79% |
| MASHIMA KAZUYA vs Miary Zo | 5–3 | 62.50% |
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.