| Nekumaru vs Jin | 54–68 | 44.26% |
| Nekumaru vs Kazuya | 60–60 | 50.00% |
| Nekumaru vs King | 60–47 | 56.07% |
| Nekumaru vs Reina | 42–56 | 42.86% |
| Nekumaru vs Bryan | 37–56 | 39.78% |
| Nekumaru vs Steve | 37–53 | 41.11% |
| Nekumaru vs Hwoarang | 35–41 | 46.05% |
| Nekumaru vs Eddy | 38–38 | 50.00% |
| Nekumaru vs Law | 39–34 | 53.42% |
| Nekumaru vs Jun | 32–40 | 44.44% |
| Nekumaru vs Lili | 27–43–1 | 38.57% |
| Nekumaru vs Heihachi | 20–44 | 31.25% |
| Nekumaru vs Azucena | 25–38 | 39.68% |
| Nekumaru vs Dragunov | 24–37 | 39.34% |
| Nekumaru vs Paul | 25–33 | 43.10% |
| Nekumaru vs Yoshimitsu | 21–36 | 36.84% |
| Nekumaru vs Lee | 21–36 | 36.84% |
| Nekumaru vs Asuka | 29–20 | 59.18% |
| Nekumaru vs Lars | 27–19 | 58.70% |
| Nekumaru vs Victor | 20–24 | 45.45% |
| Nekumaru vs Clive | 12–30 | 28.57% |
| Nekumaru vs Xiaoyu | 19–22 | 46.34% |
| Nekumaru vs Lidia | 13–24 | 35.14% |
| Nekumaru vs Leo | 13–22 | 37.14% |
| Nekumaru vs Raven | 8–22 | 26.67% |
| Nekumaru vs Nina | 12–16 | 42.86% |
| Nekumaru vs Devil Jin | 15–12 | 55.56% |
| Nekumaru vs Jack-8 | 8–18 | 30.77% |
| Nekumaru vs Alisa | 12–14 | 46.15% |
| Nekumaru vs Feng | 7–16 | 30.43% |
| Nekumaru vs Shaheen | 5–11 | 31.25% |
| Nekumaru vs Zafina | 7–9 | 43.75% |
| Nekumaru vs Kuma | 9–6 | 60.00% |
| Nekumaru vs Leroy | 4–11 | 26.67% |
| Nekumaru vs Claudio | 6–8 | 42.86% |
| Nekumaru vs Panda | 3–0 | 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.