| Oppa Hajima vs King | 23–8 | 74.19% |
| Oppa Hajima vs Law | 16–6 | 72.73% |
| Oppa Hajima vs Lili | 19–3 | 86.36% |
| Oppa Hajima vs Kazuya | 10–8 | 55.56% |
| Oppa Hajima vs Steve | 15–3 | 83.33% |
| Oppa Hajima vs Eddy | 14–2 | 87.50% |
| Oppa Hajima vs Lars | 11–4 | 73.33% |
| Oppa Hajima vs Jin | 8–6 | 57.14% |
| Oppa Hajima vs Bryan | 8–5 | 61.54% |
| Oppa Hajima vs Reina | 8–5 | 61.54% |
| Oppa Hajima vs Dragunov | 8–4 | 66.67% |
| Oppa Hajima vs Victor | 8–4 | 66.67% |
| Oppa Hajima vs Jun | 10–1 | 90.91% |
| Oppa Hajima vs Paul | 8–2 | 80.00% |
| Oppa Hajima vs Yoshimitsu | 7–3 | 70.00% |
| Oppa Hajima vs Armor King | 7–3 | 70.00% |
| Oppa Hajima vs Hwoarang | 9–0 | 100.00% |
| Oppa Hajima vs Lee | 4–5 | 44.44% |
| Oppa Hajima vs Azucena | 3–6 | 33.33% |
| Oppa Hajima vs Alisa | 6–2 | 75.00% |
| Oppa Hajima vs Claudio | 3–4 | 42.86% |
| Oppa Hajima vs Lidia | 6–1 | 85.71% |
| Oppa Hajima vs Heihachi | 5–2 | 71.43% |
| Oppa Hajima vs Anna | 4–3 | 57.14% |
| Oppa Hajima vs Devil Jin | 1–5 | 16.67% |
| Oppa Hajima vs Nina | 5–1 | 83.33% |
| Oppa Hajima vs Xiaoyu | 4–1 | 80.00% |
| Oppa Hajima vs Feng | 3–2 | 60.00% |
| Oppa Hajima vs Raven | 3–2 | 60.00% |
| Oppa Hajima vs Miary Zo | 3–2 | 60.00% |
| Oppa Hajima vs Kuma | 4–0 | 100.00% |
| Oppa Hajima vs Zafina | 3–1 | 75.00% |
| Oppa Hajima vs Jack-8 | 2–1 | 66.67% |
| Oppa Hajima vs Asuka | 0–2 | 0.00% |
| Oppa Hajima vs Leo | 2–0 | 100.00% |
| Oppa Hajima vs Shaheen | 2–0 | 100.00% |
| Oppa Hajima vs Fahkumram | 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.