| Justkuma vs King | 16–39 | 29.09% |
| Justkuma vs Law | 18–33 | 35.29% |
| Justkuma vs Jin | 14–29 | 32.56% |
| Justkuma vs Miary Zo | 20–18 | 52.63% |
| Justkuma vs Steve | 18–15 | 54.55% |
| Justkuma vs Hwoarang | 12–20 | 37.50% |
| Justkuma vs Eddy | 10–19 | 34.48% |
| Justkuma vs Reina | 10–15 | 40.00% |
| Justkuma vs Victor | 10–15 | 40.00% |
| Justkuma vs Armor King | 9–16 | 36.00% |
| Justkuma vs Dragunov | 7–17 | 29.17% |
| Justkuma vs Paul | 11–12 | 47.83% |
| Justkuma vs Asuka | 9–14 | 39.13% |
| Justkuma vs Nina | 7–16 | 30.43% |
| Justkuma vs Jun | 6–17 | 26.09% |
| Justkuma vs Lili | 5–14 | 26.32% |
| Justkuma vs Lee | 5–14 | 26.32% |
| Justkuma vs Kazuya | 3–14 | 17.65% |
| Justkuma vs Devil Jin | 9–8 | 52.94% |
| Justkuma vs Alisa | 5–12 | 29.41% |
| Justkuma vs Bryan | 3–13 | 18.75% |
| Justkuma vs Heihachi | 4–10 | 28.57% |
| Justkuma vs Lars | 5–8 | 38.46% |
| Justkuma vs Azucena | 6–7 | 46.15% |
| Justkuma vs Lidia | 5–8 | 38.46% |
| Justkuma vs Clive | 2–10 | 16.67% |
| Justkuma vs Jack-8 | 4–7 | 36.36% |
| Justkuma vs Kuma | 4–7 | 36.36% |
| Justkuma vs Feng | 1–8 | 11.11% |
| Justkuma vs Leroy | 5–4 | 55.56% |
| Justkuma vs Claudio | 2–6 | 25.00% |
| Justkuma vs Fahkumram | 2–6 | 25.00% |
| Justkuma vs Xiaoyu | 1–6 | 14.29% |
| Justkuma vs Zafina | 4–3 | 57.14% |
| Justkuma vs Raven | 2–5 | 28.57% |
| Justkuma vs Anna | 1–6 | 14.29% |
| Justkuma vs Yoshimitsu | 2–3 | 40.00% |
| Justkuma vs Leo | 2–2 | 50.00% |
| Justkuma vs Shaheen | 1–2 | 33.33% |
| Justkuma 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.