| Arataki vs King | 9–13 | 40.91% |
| Arataki vs Eddy | 2–12 | 14.29% |
| Arataki vs Jin | 4–9 | 30.77% |
| Arataki vs Lidia | 8–3 | 72.73% |
| Arataki vs Claudio | 7–3 | 70.00% |
| Arataki vs Azucena | 2–8 | 20.00% |
| Arataki vs Feng | 3–6 | 33.33% |
| Arataki vs Clive | 3–6 | 33.33% |
| Arataki vs Kazuya | 3–5 | 37.50% |
| Arataki vs Reina | 7–1 | 87.50% |
| Arataki vs Law | 1–6 | 14.29% |
| Arataki vs Lili | 4–3 | 57.14% |
| Arataki vs Steve | 2–4 | 33.33% |
| Arataki vs Jun | 2–4 | 33.33% |
| Arataki vs Paul | 1–4 | 20.00% |
| Arataki vs Yoshimitsu | 0–5 | 0.00% |
| Arataki vs Bryan | 0–5 | 0.00% |
| Arataki vs Asuka | 1–4 | 20.00% |
| Arataki vs Leroy | 2–3 | 40.00% |
| Arataki vs Lars | 0–4 | 0.00% |
| Arataki vs Nina | 0–4 | 0.00% |
| Arataki vs Alisa | 2–1 | 66.67% |
| Arataki vs Victor | 0–3 | 0.00% |
| Arataki vs Devil Jin | 2–0 | 100.00% |
| Arataki vs Dragunov | 0–2 | 0.00% |
| Arataki vs Lee | 0–2 | 0.00% |
| Arataki vs Zafina | 2–0 | 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.