| Rin Ishiyama vs King | 13–4 | 76.47% |
| Rin Ishiyama vs Kazuya | 11–4 | 73.33% |
| Rin Ishiyama vs Bryan | 11–3 | 78.57% |
| Rin Ishiyama vs Lili | 5–6 | 45.45% |
| Rin Ishiyama vs Reina | 5–6 | 45.45% |
| Rin Ishiyama vs Steve | 7–3 | 70.00% |
| Rin Ishiyama vs Law | 5–4 | 55.56% |
| Rin Ishiyama vs Lars | 6–3 | 66.67% |
| Rin Ishiyama vs Hwoarang | 3–5 | 37.50% |
| Rin Ishiyama vs Alisa | 4–4 | 50.00% |
| Rin Ishiyama vs Victor | 5–3 | 62.50% |
| Rin Ishiyama vs Clive | 5–3 | 62.50% |
| Rin Ishiyama vs Fahkumram | 4–4 | 50.00% |
| Rin Ishiyama vs Jin | 5–2 | 71.43% |
| Rin Ishiyama vs Asuka | 4–3 | 57.14% |
| Rin Ishiyama vs Dragunov | 3–4 | 42.86% |
| Rin Ishiyama vs Yoshimitsu | 3–2 | 60.00% |
| Rin Ishiyama vs Xiaoyu | 1–4 | 20.00% |
| Rin Ishiyama vs Devil Jin | 0–5 | 0.00% |
| Rin Ishiyama vs Armor King | 3–2 | 60.00% |
| Rin Ishiyama vs Anna | 2–2 | 50.00% |
| Rin Ishiyama vs Paul | 1–2 | 33.33% |
| Rin Ishiyama vs Shaheen | 2–1 | 66.67% |
| Rin Ishiyama vs Nina | 2–1 | 66.67% |
| Rin Ishiyama vs Lee | 0–3 | 0.00% |
| Rin Ishiyama vs Heihachi | 1–2 | 33.33% |
| Rin Ishiyama vs Jack-8 | 2–0 | 100.00% |
| Rin Ishiyama vs Claudio | 2–0 | 100.00% |
| Rin Ishiyama vs Jun | 2–0 | 100.00% |
| Rin Ishiyama vs Azucena | 2–0 | 100.00% |
| Rin Ishiyama vs Miary Zo | 0–2 | 0.00% |
| Rin Ishiyama vs Leo | 0–1 | 0.00% |
| Rin Ishiyama vs Kuma | 1–0 | 100.00% |
| Rin Ishiyama vs Leroy | 0–1 | 0.00% |
| Rin Ishiyama vs Lidia | 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.