| YT. Rei Akayuki vs Jin | 40–41 | 49.38% |
| YT. Rei Akayuki vs Kazuya | 22–33 | 40.00% |
| YT. Rei Akayuki vs Reina | 40–15 | 72.73% |
| YT. Rei Akayuki vs Lili | 31–19 | 62.00% |
| YT. Rei Akayuki vs Victor | 19–27 | 41.30% |
| YT. Rei Akayuki vs Bryan | 24–20 | 54.55% |
| YT. Rei Akayuki vs Dragunov | 20–22 | 47.62% |
| YT. Rei Akayuki vs Devil Jin | 17–19 | 47.22% |
| YT. Rei Akayuki vs King | 22–12 | 64.71% |
| YT. Rei Akayuki vs Hwoarang | 20–12 | 62.50% |
| YT. Rei Akayuki vs Jun | 18–12 | 60.00% |
| YT. Rei Akayuki vs Yoshimitsu | 8–21 | 27.59% |
| YT. Rei Akayuki vs Leo | 19–9 | 67.86% |
| YT. Rei Akayuki vs Lee | 13–15 | 46.43% |
| YT. Rei Akayuki vs Law | 13–14 | 48.15% |
| YT. Rei Akayuki vs Steve | 16–10 | 61.54% |
| YT. Rei Akayuki vs Lars | 13–13 | 50.00% |
| YT. Rei Akayuki vs Asuka | 15–8 | 65.22% |
| YT. Rei Akayuki vs Claudio | 11–9 | 55.00% |
| YT. Rei Akayuki vs Nina | 13–5 | 72.22% |
| YT. Rei Akayuki vs Paul | 4–10 | 28.57% |
| YT. Rei Akayuki vs Miary Zo | 6–8 | 42.86% |
| YT. Rei Akayuki vs Zafina | 5–8 | 38.46% |
| YT. Rei Akayuki vs Azucena | 6–7 | 46.15% |
| YT. Rei Akayuki vs Jack-8 | 3–8 | 27.27% |
| YT. Rei Akayuki vs Shaheen | 5–6 | 45.45% |
| YT. Rei Akayuki vs Clive | 6–4 | 60.00% |
| YT. Rei Akayuki vs Xiaoyu | 4–5 | 44.44% |
| YT. Rei Akayuki vs Armor King | 5–4 | 55.56% |
| YT. Rei Akayuki vs Feng | 4–4 | 50.00% |
| YT. Rei Akayuki vs Alisa | 4–4 | 50.00% |
| YT. Rei Akayuki vs Raven | 5–3 | 62.50% |
| YT. Rei Akayuki vs Eddy | 4–4 | 50.00% |
| YT. Rei Akayuki vs Heihachi | 2–6 | 25.00% |
| YT. Rei Akayuki vs Kuma | 5–2 | 71.43% |
| YT. Rei Akayuki vs Leroy | 4–3 | 57.14% |
| YT. Rei Akayuki vs Lidia | 4–1 | 80.00% |
| YT. Rei Akayuki vs Fahkumram | 0–4 | 0.00% |
| YT. Rei Akayuki vs Panda | 0–2 | 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.