| Janemba vs Jin | 48–32 | 60.00% |
| Janemba vs Steve | 43–29 | 59.72% |
| Janemba vs Eddy | 34–33 | 50.75% |
| Janemba vs Law | 27–28 | 49.09% |
| Janemba vs Reina | 31–24 | 56.36% |
| Janemba vs Asuka | 30–22 | 57.69% |
| Janemba vs King | 29–22 | 56.86% |
| Janemba vs Armor King | 28–22 | 56.00% |
| Janemba vs Kazuya | 28–18 | 60.87% |
| Janemba vs Miary Zo | 28–17 | 62.22% |
| Janemba vs Bryan | 24–20 | 54.55% |
| Janemba vs Azucena | 23–20 | 53.49% |
| Janemba vs Hwoarang | 24–17 | 58.54% |
| Janemba vs Dragunov | 22–19 | 53.66% |
| Janemba vs Lars | 22–19 | 53.66% |
| Janemba vs Yoshimitsu | 28–12 | 70.00% |
| Janemba vs Jun | 17–20 | 45.95% |
| Janemba vs Heihachi | 20–16 | 55.56% |
| Janemba vs Victor | 17–15 | 53.12% |
| Janemba vs Lili | 23–8 | 74.19% |
| Janemba vs Paul | 11–13 | 45.83% |
| Janemba vs Clive | 10–14 | 41.67% |
| Janemba vs Xiaoyu | 19–4 | 82.61% |
| Janemba vs Leo | 18–5 | 78.26% |
| Janemba vs Kuma | 11–12 | 47.83% |
| Janemba vs Alisa | 12–9 | 57.14% |
| Janemba vs Lee | 13–8 | 61.90% |
| Janemba vs Raven | 14–6 | 70.00% |
| Janemba vs Nina | 12–7 | 63.16% |
| Janemba vs Feng | 10–8 | 55.56% |
| Janemba vs Anna | 10–5 | 66.67% |
| Janemba vs Claudio | 7–7 | 50.00% |
| Janemba vs Leroy | 11–3 | 78.57% |
| Janemba vs Jack-8 | 6–7 | 46.15% |
| Janemba vs Zafina | 10–3 | 76.92% |
| Janemba vs Lidia | 9–4 | 69.23% |
| Janemba vs Devil Jin | 6–5 | 54.55% |
| Janemba vs Fahkumram | 5–4 | 55.56% |
| Janemba vs Shaheen | 4–1 | 80.00% |
| Janemba vs Panda | 4–0 | 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.