| Reiko66BB951 vs King | 69–37 | 65.09% |
| Reiko66BB951 vs Jin | 61–40 | 60.40% |
| Reiko66BB951 vs Kazuya | 62–36 | 63.27% |
| Reiko66BB951 vs Reina | 58–28 | 67.44% |
| Reiko66BB951 vs Hwoarang | 52–33 | 61.18% |
| Reiko66BB951 vs Bryan | 48–36 | 57.14% |
| Reiko66BB951 vs Steve | 55–25 | 68.75% |
| Reiko66BB951 vs Heihachi | 44–29 | 60.27% |
| Reiko66BB951 vs Law | 49–20 | 71.01% |
| Reiko66BB951 vs Asuka | 32–15 | 68.09% |
| Reiko66BB951 vs Dragunov | 30–17 | 63.83% |
| Reiko66BB951 vs Lili | 27–19 | 58.70% |
| Reiko66BB951 vs Paul | 25–16 | 60.98% |
| Reiko66BB951 vs Yoshimitsu | 30–10 | 75.00% |
| Reiko66BB951 vs Azucena | 27–10 | 72.97% |
| Reiko66BB951 vs Jun | 21–14 | 60.00% |
| Reiko66BB951 vs Nina | 19–13 | 59.38% |
| Reiko66BB951 vs Eddy | 20–12 | 62.50% |
| Reiko66BB951 vs Devil Jin | 21–10 | 67.74% |
| Reiko66BB951 vs Lars | 21–10 | 67.74% |
| Reiko66BB951 vs Claudio | 14–13 | 51.85% |
| Reiko66BB951 vs Victor | 16–11 | 59.26% |
| Reiko66BB951 vs Lee | 15–11 | 57.69% |
| Reiko66BB951 vs Xiaoyu | 13–12 | 52.00% |
| Reiko66BB951 vs Miary Zo | 11–14 | 44.00% |
| Reiko66BB951 vs Anna | 14–10 | 58.33% |
| Reiko66BB951 vs Jack-8 | 10–13 | 43.48% |
| Reiko66BB951 vs Feng | 12–11 | 52.17% |
| Reiko66BB951 vs Leroy | 14–9 | 60.87% |
| Reiko66BB951 vs Lidia | 16–7 | 69.57% |
| Reiko66BB951 vs Clive | 11–10 | 52.38% |
| Reiko66BB951 vs Fahkumram | 11–9 | 55.00% |
| Reiko66BB951 vs Armor King | 9–10–1 | 47.37% |
| Reiko66BB951 vs Kuma | 11–4 | 73.33% |
| Reiko66BB951 vs Alisa | 6–8 | 42.86% |
| Reiko66BB951 vs Shaheen | 8–6 | 57.14% |
| Reiko66BB951 vs Raven | 5–8 | 38.46% |
| Reiko66BB951 vs Zafina | 5–5 | 50.00% |
| Reiko66BB951 vs Leo | 7–0 | 100.00% |
| Reiko66BB951 vs Panda | 1–3 | 25.00% |
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.