| Ninjaki vs Jin | 197–226 | 46.57% |
| Ninjaki vs Kazuya | 232–169 | 57.86% |
| Ninjaki vs King | 119–150 | 44.24% |
| Ninjaki vs Hwoarang | 136–132 | 50.75% |
| Ninjaki vs Bryan | 150–99 | 60.24% |
| Ninjaki vs Paul | 105–100 | 51.22% |
| Ninjaki vs Steve | 103–93 | 52.55% |
| Ninjaki vs Law | 85–107 | 44.27% |
| Ninjaki vs Reina | 85–107 | 44.27% |
| Ninjaki vs Dragunov | 82–107 | 43.39% |
| Ninjaki vs Eddy | 92–90 | 50.55% |
| Ninjaki vs Yoshimitsu | 73–107 | 40.56% |
| Ninjaki vs Asuka | 75–66 | 53.19% |
| Ninjaki vs Lili | 67–70 | 48.91% |
| Ninjaki vs Azucena | 56–65 | 46.28% |
| Ninjaki vs Nina | 65–52 | 55.56% |
| Ninjaki vs Devil Jin | 55–57 | 49.11% |
| Ninjaki vs Jun | 57–49 | 53.77% |
| Ninjaki vs Lars | 50–50 | 50.00% |
| Ninjaki vs Alisa | 43–56 | 43.43% |
| Ninjaki vs Feng | 47–50 | 48.45% |
| Ninjaki vs Victor | 28–59 | 32.18% |
| Ninjaki vs Xiaoyu | 43–43 | 50.00% |
| Ninjaki vs Lee | 31–55 | 36.05% |
| Ninjaki vs Leo | 33–34 | 49.25% |
| Ninjaki vs Leroy | 20–43 | 31.75% |
| Ninjaki vs Jack-8 | 23–33 | 41.07% |
| Ninjaki vs Claudio | 20–28 | 41.67% |
| Ninjaki vs Shaheen | 15–22 | 40.54% |
| Ninjaki vs Lidia | 16–20 | 44.44% |
| Ninjaki vs Kuma | 17–17 | 50.00% |
| Ninjaki vs Zafina | 13–15 | 46.43% |
| Ninjaki vs Raven | 10–17 | 37.04% |
| Ninjaki vs Panda | 4–6 | 40.00% |
| Ninjaki vs Heihachi | 4–5 | 44.44% |
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.