Fighter dossier
KU
Official MMA record
Kaisei Umenaga
Professional record
2-5-1
- Division
- Bantamweight
- Weight
- 125 lb
- Gender
- Male
Profile summary
Kaisei Umenaga is an MMA fighter with a professional record of 2-5-1.
Career file
Professional career statistics
2-5-1
Total fights
8
Rounds fought
11.2
Current streak
1 L
Finish rate
100%
Win methods
Loss methods
Career length
4y 11m 2d
Fights per year
1.6
Longest layoff
3y 3m 29d
Quickest turnaround
28d
Quick hits
Fastest win
01:30
Fastest KO
04:26
Fastest submission
01:30
Finished rate
80%
Avg. fight length · wins
02:58
Avg. fight length · losses
07:59
Avg. rounds · wins
0.6
Avg. rounds · losses
1.6
Official record
Professional fight record
| Date | Result | Opponent | Division | Method / event | Round / time |
|---|---|---|---|---|---|
| Jun 28, 2026 | L | Hiromu Ueni | Bantamweight | Submission · Rear Naked Choke Gladiator 35 | R2/03:26 |
| Feb 22, 2026 | W | Seiya Seiya | Bantamweight | TKO/RSC · Referee Stoppage from Punches Gladiator 34 | R1/04:26 |
| Oct 23, 2022 | L | Shunsuke Kubota | Flyweight | KO Wardog Cage Fight 40 | R2/01:11 |
| Apr 10, 2022 | L | Ryoga Arimoto | Flyweight | Submission · Rear Naked Choke Yoshiro Maeda Farewell Performance | R2/04:03 |
| Jan 30, 2022 | D | Yohei Ono | Flyweight | Draw · Majority Draw Wardog Cage Fight 36 | R2/05:00 |
| Nov 21, 2021 | L | Ryoma Kamimura | Flyweight | Submission · Triangle Choke Deep - Osaka Impact 2021 | R2/01:17 |
| Oct 24, 2021 | L | Tomoya Kobayashi | Flyweight | Decision · Unanimous Decision Wardog Cage Fight 34 | R2/05:00 |
| Jul 25, 2021 | W | Masashi Yamamoto | Flyweight | Submission · Rear Naked Choke Wardog Cage Fight 32 | R1/01:30 |