Pro wins
Olympia titles
Shows entered
Years active
Direct Record Wendy Tsai 1–2 Rena Ajima · 3 shared shows
| Year | Competition | Division | Wendy Tsai | Rena Ajima | Winner | Source |
|---|---|---|---|---|---|---|
| 2025 | IFBB Taiwan Pro 2 | Bikini | 13 | 3 | Rena Ajima | contests.npcnewsonline.com ↗ |
| 2023 | IFBB Taiwan Pro | Bikini | 6 | 8 | Wendy Tsai | contests.npcnewsonline.com ↗ |
| 2023 | IFBB Japan Pro | Bikini | 16 | 5 | Rena Ajima | contests.npcnewsonline.com ↗ |