| Riku Nara vs Jin | 6–6 | 50.00% |
| Riku Nara vs King | 5–6 | 45.45% |
| Riku Nara vs Kazuya | 5–4 | 55.56% |
| Riku Nara vs Dragunov | 1–7 | 12.50% |
| Riku Nara vs Hwoarang | 1–6 | 14.29% |
| Riku Nara vs Steve | 5–2 | 71.43% |
| Riku Nara vs Azucena | 6–1 | 85.71% |
| Riku Nara vs Lee | 4–2 | 66.67% |
| Riku Nara vs Eddy | 2–4 | 33.33% |
| Riku Nara vs Xiaoyu | 4–1 | 80.00% |
| Riku Nara vs Paul | 3–1 | 75.00% |
| Riku Nara vs Asuka | 0–4 | 0.00% |
| Riku Nara vs Kuma | 3–1 | 75.00% |
| Riku Nara vs Jun | 3–1 | 75.00% |
| Riku Nara vs Bryan | 1–2 | 33.33% |
| Riku Nara vs Devil Jin | 2–1 | 66.67% |
| Riku Nara vs Lili | 2–1 | 66.67% |
| Riku Nara vs Alisa | 1–2 | 33.33% |
| Riku Nara vs Leroy | 1–2 | 33.33% |
| Riku Nara vs Reina | 3–0 | 100.00% |
| Riku Nara vs Victor | 1–2 | 33.33% |
| Riku Nara vs Law | 0–2 | 0.00% |
| Riku Nara vs Nina | 2–0 | 100.00% |
| Riku Nara vs Yoshimitsu | 1–0 | 100.00% |
| Riku Nara vs Feng | 1–0 | 100.00% |
| Riku Nara vs Leo | 0–1 | 0.00% |
| Riku Nara vs Shaheen | 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.