| NappaKnowHow vs Kazuya | 59–50 | 54.13% |
| NappaKnowHow vs King | 51–54 | 48.57% |
| NappaKnowHow vs Jin | 61–42 | 59.22% |
| NappaKnowHow vs Bryan | 46–44 | 51.11% |
| NappaKnowHow vs Azucena | 37–28 | 56.92% |
| NappaKnowHow vs Steve | 36–21 | 63.16% |
| NappaKnowHow vs Hwoarang | 27–27 | 50.00% |
| NappaKnowHow vs Dragunov | 22–32 | 40.74% |
| NappaKnowHow vs Lars | 30–23 | 56.60% |
| NappaKnowHow vs Reina | 24–29 | 45.28% |
| NappaKnowHow vs Anna | 25–26 | 49.02% |
| NappaKnowHow vs Heihachi | 21–29 | 42.00% |
| NappaKnowHow vs Fahkumram | 24–20 | 54.55% |
| NappaKnowHow vs Law | 22–21 | 51.16% |
| NappaKnowHow vs Lili | 22–20 | 52.38% |
| NappaKnowHow vs Jun | 22–19 | 53.66% |
| NappaKnowHow vs Paul | 17–22 | 43.59% |
| NappaKnowHow vs Lee | 19–19 | 50.00% |
| NappaKnowHow vs Eddy | 16–21 | 43.24% |
| NappaKnowHow vs Victor | 22–13 | 62.86% |
| NappaKnowHow vs Feng | 20–14 | 58.82% |
| NappaKnowHow vs Nina | 15–19 | 44.12% |
| NappaKnowHow vs Lidia | 16–17 | 48.48% |
| NappaKnowHow vs Yoshimitsu | 17–14 | 54.84% |
| NappaKnowHow vs Leroy | 21–7 | 75.00% |
| NappaKnowHow vs Devil Jin | 14–12 | 53.85% |
| NappaKnowHow vs Leo | 9–16 | 36.00% |
| NappaKnowHow vs Jack-8 | 13–11 | 54.17% |
| NappaKnowHow vs Zafina | 13–10 | 56.52% |
| NappaKnowHow vs Clive | 15–5 | 75.00% |
| NappaKnowHow vs Xiaoyu | 8–11 | 42.11% |
| NappaKnowHow vs Asuka | 11–6 | 64.71% |
| NappaKnowHow vs Kuma | 9–8 | 52.94% |
| NappaKnowHow vs Alisa | 9–5 | 64.29% |
| NappaKnowHow vs Claudio | 3–11 | 21.43% |
| NappaKnowHow vs Raven | 5–4 | 55.56% |
| NappaKnowHow vs Shaheen | 0–4 | 0.00% |
| NappaKnowHow vs Panda | 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.