| Dekashi vs King | 18–24 | 42.86% |
| Dekashi vs Jin | 18–21 | 46.15% |
| Dekashi vs Kazuya | 25–13 | 65.79% |
| Dekashi vs Hwoarang | 21–14 | 60.00% |
| Dekashi vs Reina | 18–15 | 54.55% |
| Dekashi vs Law | 13–17 | 43.33% |
| Dekashi vs Steve | 10–17 | 37.04% |
| Dekashi vs Bryan | 13–9 | 59.09% |
| Dekashi vs Eddy | 10–12 | 45.45% |
| Dekashi vs Leroy | 13–8 | 61.90% |
| Dekashi vs Azucena | 15–6 | 71.43% |
| Dekashi vs Yoshimitsu | 10–8 | 55.56% |
| Dekashi vs Dragunov | 12–4 | 75.00% |
| Dekashi vs Lars | 8–8 | 50.00% |
| Dekashi vs Jun | 5–11 | 31.25% |
| Dekashi vs Asuka | 7–8 | 46.67% |
| Dekashi vs Devil Jin | 12–2 | 85.71% |
| Dekashi vs Victor | 8–5 | 61.54% |
| Dekashi vs Heihachi | 4–8 | 33.33% |
| Dekashi vs Feng | 8–3 | 72.73% |
| Dekashi vs Zafina | 5–6 | 45.45% |
| Dekashi vs Xiaoyu | 4–6 | 40.00% |
| Dekashi vs Leo | 6–4 | 60.00% |
| Dekashi vs Alisa | 2–7 | 22.22% |
| Dekashi vs Raven | 5–4 | 55.56% |
| Dekashi vs Anna | 5–4 | 55.56% |
| Dekashi vs Lili | 2–6 | 25.00% |
| Dekashi vs Lee | 2–6 | 25.00% |
| Dekashi vs Jack-8 | 4–3 | 57.14% |
| Dekashi vs Nina | 4–2 | 66.67% |
| Dekashi vs Paul | 1–4 | 20.00% |
| Dekashi vs Claudio | 3–2 | 60.00% |
| Dekashi vs Kuma | 1–4 | 20.00% |
| Dekashi vs Lidia | 2–2 | 50.00% |
| Dekashi vs Clive | 1–3 | 25.00% |
| Dekashi vs Panda | 1–1 | 50.00% |
| Dekashi vs Fahkumram | 1–0 | 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.