Flyweight3 rounds scheduled
RESULT
Hiromasa Ougikubo def. Alibek Gadzhammatov (Unanimous Decision)
Unanimous Decision · Round 3 · 5:00
6-2-0
Sunday, September 28, 2025
Aichi International (IG) Arena, Nagoya, Japan
Hiromasa Ougikubo defeated Alibek Gadzhammatov by Unanimous Decision in round 3 (5:00) in the Flyweight bout of Rizin FF - Rizin 51, held Sunday, September 28, 2025 at Aichi International (IG) Arena, Nagoya.
Betting Odds
Hiromasa Ougikubo
+147
40% implied win probability
Open: +132Best: +155
Alibek Gadzhammatov
-194
66% implied win probability
Open: -180Best: -180
Average moneyline across 5 sportsbooks.
| Sportsbook | Hiromasa Ougikubo | Alibek Gadzhammatov |
|---|---|---|
| BetOnline | +155 | -180 |
| Betway | +150 | -200 |
| Bovada | +150 | -200 |
| MyBookie | +140 | -198 |
| Stake | +140 | -196 |
Odds are for information only. · Odds data: fightodds.io
Frequently asked questions
Who won Hiromasa Ougikubo vs Alibek Gadzhammatov?
Hiromasa Ougikubo defeated Alibek Gadzhammatov by Unanimous Decision in round 3 (5:00) in the Flyweight bout of Rizin FF - Rizin 51, held Sunday, September 28, 2025 at Aichi International (IG) Arena, Nagoya.
Referee
Naoya Uematsu
Pre-fight comparison▾
Win probability
Hiromasa Ougikubo 55%45% Alibek Gadzhammatov
What the model gave each fighter going into the fight, from their pre-fight UFCalendar Power Index ratings. See the full Power Index
Tale of the Tape
30-9-2
Record
6-2-0
1810
Power Index rating
1774
0
Win Streak
0
39
Age
25
5'3"
160 cm
Height
5'7"
170 cm
64"
163 cm
Reach
-
-
Stance
-
Flyweight
Weight Class
Flyweight
Japan
Nationality
Russia
Striking Profile
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SLpM
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Str. Acc.
-
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SApM
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Str. Def.
-
Grappling Profile
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TD Avg.
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TD Acc.
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TD Def.
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Sub. Avg.
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Recent form (last 5 fights)
Hiromasa Ougikubo · 4-1
Alibek Gadzhammatov · 3-2