| Rengoku vs Jin | 33–12 | 73.33% |
| Rengoku vs Kazuya | 25–14 | 64.10% |
| Rengoku vs Hwoarang | 20–9 | 68.97% |
| Rengoku vs Law | 22–2 | 91.67% |
| Rengoku vs Jun | 19–5 | 79.17% |
| Rengoku vs Heihachi | 17–7 | 70.83% |
| Rengoku vs Lili | 11–11 | 50.00% |
| Rengoku vs Victor | 17–5 | 77.27% |
| Rengoku vs Bryan | 16–4 | 80.00% |
| Rengoku vs Steve | 13–7 | 65.00% |
| Rengoku vs King | 15–4 | 78.95% |
| Rengoku vs Paul | 13–2 | 86.67% |
| Rengoku vs Yoshimitsu | 11–2 | 84.62% |
| Rengoku vs Claudio | 10–3 | 76.92% |
| Rengoku vs Azucena | 10–3 | 76.92% |
| Rengoku vs Eddy | 11–2 | 84.62% |
| Rengoku vs Miary Zo | 9–4 | 69.23% |
| Rengoku vs Lars | 10–2 | 83.33% |
| Rengoku vs Xiaoyu | 8–3 | 72.73% |
| Rengoku vs Alisa | 5–6 | 45.45% |
| Rengoku vs Asuka | 6–2 | 75.00% |
| Rengoku vs Feng | 6–2 | 75.00% |
| Rengoku vs Dragunov | 4–4 | 50.00% |
| Rengoku vs Nina | 1–7 | 12.50% |
| Rengoku vs Reina | 6–2 | 75.00% |
| Rengoku vs Raven | 4–4 | 50.00% |
| Rengoku vs Fahkumram | 4–4 | 50.00% |
| Rengoku vs Jack-8 | 4–3 | 57.14% |
| Rengoku vs Lee | 6–1 | 85.71% |
| Rengoku vs Lidia | 5–2 | 71.43% |
| Rengoku vs Devil Jin | 4–1 | 80.00% |
| Rengoku vs Panda | 2–2 | 50.00% |
| Rengoku vs Leroy | 4–0 | 100.00% |
| Rengoku vs Kuma | 2–1 | 66.67% |
| Rengoku vs Anna | 1–2 | 33.33% |
| Rengoku vs Armor King | 2–1 | 66.67% |
| Rengoku vs Zafina | 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.