| Kasen Ibaraki vs Hwoarang | 28–26 | 51.85% |
| Kasen Ibaraki vs King | 23–25 | 47.92% |
| Kasen Ibaraki vs Bryan | 19–13 | 59.38% |
| Kasen Ibaraki vs Eddy | 11–20 | 35.48% |
| Kasen Ibaraki vs Jin | 17–13 | 56.67% |
| Kasen Ibaraki vs Steve | 19–11 | 63.33% |
| Kasen Ibaraki vs Reina | 19–11 | 63.33% |
| Kasen Ibaraki vs Kazuya | 8–16 | 33.33% |
| Kasen Ibaraki vs Feng | 13–8 | 61.90% |
| Kasen Ibaraki vs Law | 12–8 | 60.00% |
| Kasen Ibaraki vs Heihachi | 11–9 | 55.00% |
| Kasen Ibaraki vs Lars | 10–9 | 52.63% |
| Kasen Ibaraki vs Asuka | 10–8 | 55.56% |
| Kasen Ibaraki vs Yoshimitsu | 5–12 | 29.41% |
| Kasen Ibaraki vs Dragunov | 10–7 | 58.82% |
| Kasen Ibaraki vs Lee | 11–6 | 64.71% |
| Kasen Ibaraki vs Lili | 9–7 | 56.25% |
| Kasen Ibaraki vs Victor | 8–7 | 53.33% |
| Kasen Ibaraki vs Alisa | 7–7 | 50.00% |
| Kasen Ibaraki vs Claudio | 10–4 | 71.43% |
| Kasen Ibaraki vs Lidia | 12–2 | 85.71% |
| Kasen Ibaraki vs Kuma | 3–9 | 25.00% |
| Kasen Ibaraki vs Jun | 8–4 | 66.67% |
| Kasen Ibaraki vs Xiaoyu | 7–3 | 70.00% |
| Kasen Ibaraki vs Devil Jin | 4–6 | 40.00% |
| Kasen Ibaraki vs Leo | 6–4 | 60.00% |
| Kasen Ibaraki vs Nina | 3–7 | 30.00% |
| Kasen Ibaraki vs Jack-8 | 6–3 | 66.67% |
| Kasen Ibaraki vs Raven | 6–2 | 75.00% |
| Kasen Ibaraki vs Paul | 4–3 | 57.14% |
| Kasen Ibaraki vs Azucena | 2–5 | 28.57% |
| Kasen Ibaraki vs Fahkumram | 3–4 | 42.86% |
| Kasen Ibaraki vs Leroy | 2–4 | 33.33% |
| Kasen Ibaraki vs Clive | 4–2 | 66.67% |
| Kasen Ibaraki vs Anna | 3–2 | 60.00% |
| Kasen Ibaraki vs Zafina | 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.