| Oniimitsu vs Kazuya | 102–104 | 49.51% |
| Oniimitsu vs Bryan | 52–92 | 36.11% |
| Oniimitsu vs King | 77–46 | 62.60% |
| Oniimitsu vs Steve | 72–45 | 61.54% |
| Oniimitsu vs Jin | 53–63 | 45.69% |
| Oniimitsu vs Armor King | 57–57 | 50.00% |
| Oniimitsu vs Heihachi | 42–47 | 47.19% |
| Oniimitsu vs Law | 30–48 | 38.46% |
| Oniimitsu vs Dragunov | 31–47 | 39.74% |
| Oniimitsu vs Lee | 23–53 | 30.26% |
| Oniimitsu vs Paul | 28–41 | 40.58% |
| Oniimitsu vs Lars | 32–36 | 47.06% |
| Oniimitsu vs Devil Jin | 28–30 | 48.28% |
| Oniimitsu vs Eddy | 22–35 | 38.60% |
| Oniimitsu vs Reina | 21–31 | 40.38% |
| Oniimitsu vs Miary Zo | 25–24 | 51.02% |
| Oniimitsu vs Hwoarang | 22–25 | 46.81% |
| Oniimitsu vs Fahkumram | 17–29 | 36.96% |
| Oniimitsu vs Yoshimitsu | 27–17 | 61.36% |
| Oniimitsu vs Azucena | 21–21 | 50.00% |
| Oniimitsu vs Victor | 21–14 | 60.00% |
| Oniimitsu vs Lili | 6–27 | 18.18% |
| Oniimitsu vs Xiaoyu | 8–24 | 25.00% |
| Oniimitsu vs Jun | 18–13 | 58.06% |
| Oniimitsu vs Feng | 12–18 | 40.00% |
| Oniimitsu vs Clive | 12–16 | 42.86% |
| Oniimitsu vs Claudio | 14–12 | 53.85% |
| Oniimitsu vs Asuka | 13–12 | 52.00% |
| Oniimitsu vs Nina | 9–16 | 36.00% |
| Oniimitsu vs Leroy | 9–16 | 36.00% |
| Oniimitsu vs Anna | 13–8 | 61.90% |
| Oniimitsu vs Jack-8 | 7–13 | 35.00% |
| Oniimitsu vs Alisa | 9–11 | 45.00% |
| Oniimitsu vs Leo | 6–12 | 33.33% |
| Oniimitsu vs Lidia | 9–7 | 56.25% |
| Oniimitsu vs Raven | 7–7 | 50.00% |
| Oniimitsu vs Kuma | 9–3 | 75.00% |
| Oniimitsu vs Zafina | 5–6 | 45.45% |
| Oniimitsu vs Shaheen | 4–2 | 66.67% |
| Oniimitsu 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.