Soichiro Hirai
UFC Debut
Record
Streak
L1
Age
Date of birth
- Fighting out of
- Tokyo
- Born
- Japan
- Camp
- Freelance
- Weight class
- Flyweight
- Height
- 5'5" · 165 cm
Before the UFC
Soichiro Hirai 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
StrongOpponents' combined record
39-22-3
.639 win rate
Winning-record opponents
2 of 3
carried winning pro records
Pro bouts faced
15
3 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 15 bouts · 8 promotions · wins by 2 sub · 4 decFighting Nexus · Deep · Ring FC 6 · P4P FC 35 · AFC 32 / Heat 54 +3
| Res | Opponent | Outcome | Finish | Rd | Time | Promotion | Date |
|---|---|---|---|---|---|---|---|
| L | Masamune Sato | Decision | Unanimous | R2 | 5:00 | Deep | May 31, 2026 |
| W | Ryoma Ishii | Submission | Guillotine Choke | R2 | 0:22 | Deep | Feb 23, 2026 |
| L | Ki Wan Ham | KO/TKO | Head Kick and Punches | R1 | 4:14 | Ring FC 6 | Aug 1, 2025 |
| L | Ryuto Take | Decision | Unanimous | R2 | 5:00 | Deep | May 25, 2025 |
| L | Tetsuo Nakanishi19-11-3 | Submission | Rear-Naked Choke | R1 | 4:06 | P4P FC 35 | Dec 8, 2024 |
| W | Nguyen Chuong Nguyen | Decision | Unanimous | R2 | 5:00 | AFC 32 / Heat 54 | Jul 6, 2024 |
| L | Yuta Miyazawa | Decision | Unanimous | R2 | 5:00 | Fighting Nexus | May 12, 2024 |
| L | Daisuke Kuroishi | KO/TKO | Punches | R5 | 2:41 | P4P FC 31 | Nov 19, 2023 |
| L | Daisuke Kuroishi | Decision | Unanimous | R3 | 5:00 | P4P FC 30 | Jul 23, 2023 |
| L | Steve Erceg14-4 | Submission | Rear-Naked Choke | R1 | 1:46 | Eternal MMA 73 | Feb 11, 2023 |
| L | KO/TKO | Elbows and Punches | R2 | 2:54 | Fighting Nexus | Nov 7, 2022 | |
| W | Tetsuyuki Yoshida | Decision | Majority | R2 | 5:00 | Fighting Nexus | Aug 7, 2022 |
| W | Takehiro Ishii | Decision | Majority | R2 | 5:00 | Fighting Nexus | May 8, 2022 |
| W | Toshiki Fujiwara | Submission | Rear-Naked Choke | R1 | 1:34 | Fighting Nexus | Feb 13, 2022 |
| W | Ryota Teshigawara | Decision | Unanimous | R3 | 5:00 | Fighting Nexus | Nov 7, 2021 |
Non-UFC bouts (regional/other promotions) and Dana White’s Contender Series — shown for context only, excluded from Schedule Score, striking/grappling rates, and every UFC-scoped metric.