Lightweight3 rounds scheduled
RESULT
Yusuke Yachi def. Isao Kobayashi (Unanimous Decision)
Unanimous Decision · Round 3 · 5:00
27-9-2
Saturday, June 6, 2026
Xebio Arena Sendai, Sendai, Japan
Yusuke Yachi defeated Isao Kobayashi by Unanimous Decision in round 3 (5:00) in the Lightweight bout of Rizin FF - Landmark Vol. 14, held Saturday, June 6, 2026 at Xebio Arena Sendai, Sendai.
Betting Odds
Yusuke Yachi
-264
73% implied win probability
Open: -199Best: -238
Isao Kobayashi
+204
33% implied win probability
Open: +150Best: +280
Average moneyline across 4 sportsbooks.
| Sportsbook | Yusuke Yachi | Isao Kobayashi |
|---|---|---|
| BetOnline | -340 | +280 |
| Betway | -250 | +175 |
| Cloudbet | -238 | +187 |
| Stake | -250 | +175 |
Odds are for information only. · Odds data: fightodds.io
Frequently asked questions
Who won Yusuke Yachi vs Isao Kobayashi?
Yusuke Yachi defeated Isao Kobayashi by Unanimous Decision in round 3 (5:00) in the Lightweight bout of Rizin FF - Landmark Vol. 14, held Saturday, June 6, 2026 at Xebio Arena Sendai, Sendai.
Referee
Tatsuro Nagase
Pre-fight comparison▾
Win probability
Yusuke Yachi 61%39% Isao Kobayashi
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
29-16-0
Record
27-9-2
1683
Power Index rating
1606
1
Win Streak
0
36
Age
37
5'9"
175 cm
Height
5'8"
173 cm
69"
175 cm
Reach
68"
173 cm
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Stance
-
Lightweight
Weight Class
Lightweight
Japan
Nationality
Japan
Striking Profile
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SLpM
-
-
Str. Acc.
-
-
SApM
-
-
Str. Def.
-
Grappling Profile
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TD Avg.
-
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TD Acc.
-
-
TD Def.
-
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Sub. Avg.
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Recent form (last 5 fights)
Yusuke Yachi · 3-2
Isao Kobayashi · 1-4