| Rengoku vs Reina | 28–11 | 71.79% |
| Rengoku vs Jin | 22–15 | 59.46% |
| Rengoku vs Kazuya | 20–10 | 66.67% |
| Rengoku vs Armor King | 16–13 | 55.17% |
| Rengoku vs Dragunov | 19–9 | 67.86% |
| Rengoku vs King | 13–9 | 59.09% |
| Rengoku vs Fahkumram | 11–9 | 55.00% |
| Rengoku vs Bryan | 12–7 | 63.16% |
| Rengoku vs Yoshimitsu | 12–6 | 66.67% |
| Rengoku vs Lars | 12–6 | 66.67% |
| Rengoku vs Steve | 11–4 | 73.33% |
| Rengoku vs Jun | 8–6 | 57.14% |
| Rengoku vs Paul | 9–4 | 69.23% |
| Rengoku vs Asuka | 9–4 | 69.23% |
| Rengoku vs Lili | 10–2 | 83.33% |
| Rengoku vs Azucena | 10–1 | 90.91% |
| Rengoku vs Hwoarang | 5–5 | 50.00% |
| Rengoku vs Xiaoyu | 7–3 | 70.00% |
| Rengoku vs Law | 3–6 | 33.33% |
| Rengoku vs Leo | 6–3 | 66.67% |
| Rengoku vs Heihachi | 4–5 | 44.44% |
| Rengoku vs Alisa | 4–4 | 50.00% |
| Rengoku vs Nina | 6–2 | 75.00% |
| Rengoku vs Kuma | 5–2 | 71.43% |
| Rengoku vs Shaheen | 6–0 | 100.00% |
| Rengoku vs Leroy | 4–2 | 66.67% |
| Rengoku vs Clive | 3–3 | 50.00% |
| Rengoku vs Lee | 3–2 | 60.00% |
| Rengoku vs Eddy | 3–1 | 75.00% |
| Rengoku vs Anna | 4–0 | 100.00% |
| Rengoku vs Devil Jin | 1–2 | 33.33% |
| Rengoku vs Claudio | 2–1 | 66.67% |
| Rengoku vs Lidia | 2–1 | 66.67% |
| Rengoku vs Feng | 2–0 | 100.00% |
| Rengoku vs Panda | 0–2 | 0.00% |
| Rengoku vs Jack-8 | 1–0 | 100.00% |
| Rengoku vs Victor | 1–0 | 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.