Rui Chiba
UFC Debut
Record
Streak
L3
Age
Date of birth
- Fighting out of
- Himeji, Hyogo
- Born
- Japan
- Camp
- We Are The One
- Weight class
- Flyweight
- Height
- 5'7" · 170 cm
Before the UFC
Rui Chiba makes their UFC debut
Our striking, grappling, and schedule metrics are measured from UFC fights, so they come online after this bout. Here is the career they bring in — and how live the opposition has been.
Pre-UFC opposition
Opponents' combined record
10-4
.714 win rate
Winning-record opponents
1 of 1
carried winning pro records
Pro bouts faced
3
1 opponents with records on file
A descriptive read of the non-UFC slate from opponents’ full career pro records — not a UFC-grade Schedule Score.
UFC fight history
No UFC bouts on record yet.
Outside the UFC
across 3 bouts · 2 promotionsGladiator · Dragon FC
| Res | Opponent | Outcome | Finish | Rd | Time | Promotion | Date |
|---|---|---|---|---|---|---|---|
| L | Reito Shiokawa | Decision | Unanimous | R2 | 5:00 | Gladiator | Feb 23, 2026 |
| L | Keigo Iwasaki | Decision | Unanimous | R2 | 5:00 | Gladiator | Jun 8, 2025 |
| L | Rangbo Sulang10-4 | KO/TKO | Doctor Stoppage | R3 | 1:40 | Dragon FC | Nov 9, 2024 |
Non-UFC bouts (regional/other promotions) — shown for context only, excluded from Schedule Score, striking/grappling rates, and every UFC-scoped metric.