| LittleJ vs Dragunov | 49–45 | 52.13% |
| LittleJ vs Heihachi | 43–50 | 46.24% |
| LittleJ vs Paul | 46–36 | 56.10% |
| LittleJ vs King | 33–32 | 50.77% |
| LittleJ vs Jin | 33–32 | 50.77% |
| LittleJ vs Reina | 30–25 | 54.55% |
| LittleJ vs Kazuya | 22–31 | 41.51% |
| LittleJ vs Hwoarang | 28–22 | 56.00% |
| LittleJ vs Lili | 21–25 | 45.65% |
| LittleJ vs Asuka | 21–24 | 46.67% |
| LittleJ vs Victor | 28–16 | 63.64% |
| LittleJ vs Law | 30–12 | 71.43% |
| LittleJ vs Bryan | 20–20 | 50.00% |
| LittleJ vs Azucena | 20–12 | 62.50% |
| LittleJ vs Steve | 12–18 | 40.00% |
| LittleJ vs Devil Jin | 13–17 | 43.33% |
| LittleJ vs Feng | 14–16 | 46.67% |
| LittleJ vs Jun | 14–15 | 48.28% |
| LittleJ vs Yoshimitsu | 15–6 | 71.43% |
| LittleJ vs Xiaoyu | 6–14 | 30.00% |
| LittleJ vs Lidia | 4–16 | 20.00% |
| LittleJ vs Claudio | 8–11 | 42.11% |
| LittleJ vs Lars | 8–10 | 44.44% |
| LittleJ vs Alisa | 12–5 | 70.59% |
| LittleJ vs Nina | 7–10 | 41.18% |
| LittleJ vs Clive | 8–8 | 50.00% |
| LittleJ vs Leo | 5–10 | 33.33% |
| LittleJ vs Armor King | 9–6 | 60.00% |
| LittleJ vs Lee | 5–9 | 35.71% |
| LittleJ vs Kuma | 7–5 | 58.33% |
| LittleJ vs Fahkumram | 3–9 | 25.00% |
| LittleJ vs Jack-8 | 6–5 | 54.55% |
| LittleJ vs Shaheen | 5–6 | 45.45% |
| LittleJ vs Raven | 5–4 | 55.56% |
| LittleJ vs Leroy | 4–4 | 50.00% |
| LittleJ vs Anna | 3–5 | 37.50% |
| LittleJ vs Zafina | 2–5 | 28.57% |
| LittleJ vs Miary Zo | 1–5 | 16.67% |
| LittleJ vs Eddy | 1–3 | 25.00% |
| LittleJ vs Panda | 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.