Isao Kobayashi

27-9-2

JapanLast 5

Amateur MMA 0-0-2

Last fight: Loss vs Yusuke Yachi · Unanimous Decision · Jun 6, 2026

LAST FIGHT

LOSSvs Yusuke YachiUD · R3 5:00

RIZINRIZIN LANDMARK 14 in SENDAI·June 6, 2026

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Isao Kobayashi holds a professional MMA record of 27-9-2. Kobayashi has won 27 fights: 9 by KO/TKO, 2 by submission, 16 by decision. Of 9 career losses, 2 came by KO/TKO and 2 by submission. Most recent fight: June 6, 2026. Tracked organizations: RIZIN, BELLATOR.

Profile

Height: 5'8"173 cm
Weight: 155 lbs70 kg
Reach: 68"173 cm
DOB: Oct 28, 1988
Age: 38
Team: NEVER QUIT
Nationality: Japan
Birthplace: Osaki, Miyagi, Japan

Career history

LOSS
vs Yusuke Yachi
RIZIN LANDMARK 14 in SENDAI· Jun 6, 2026· Lightweight· 27-9-2 vs 29-16
UD
R3 · 5:00
LOSS
vs Yusuke Kasuya
Pancrase 360· Dec 20, 2025· Lightweight· 27-8-2 vs 16-10-2
SUB
R2 · 0:44
LOSS
vs Kalybek Arzykul Uulu
Pancrase 355· Jul 27, 2025· Featherweight· 27-7-2 vs 12-1
TKO
R1 · 1:47
LOSS
vs Yves Landu
Bellator 301: Amosov vs Jackson· Nov 17, 2023· 27-6-2 vs 20-9
SD
R3 · 5:00
WIN
vs Taichi Nakajima×4Title bout · Title win #4
Pancrase 321· May 30, 2021· Featherweight· 27-5-2 vs 14-11-1
UD
WIN
vs Akira Okada
Pancrase 316· Jul 24, 2020· Featherweight· 26-5-2 vs 13-8-4
UD
WIN
vs Kyle Aguon×3Title bout · Title win #3
Pancrase 309· Oct 20, 2019· Featherweight· 25-5-2 vs 13-8
SD
WIN
vs Nazareno Malegarie
Pancrase 305· May 26, 2019· Featherweight· 24-5-2 vs 33-6-1
UD
WIN
vs Koyomi Matsushima×2Title bout · Title win #2
Pancrase 295· Apr 15, 2018· Featherweight· 23-5-2 vs 9-3
DQ
R1 · 4:30
WIN
vs Yusuke Kasuya
Pancrase 292· Dec 10, 2017· Featherweight· 22-5-2 vs 10-5-2
UD
LOSS
vs Kyle Aguon
Pancrase 289· Aug 20, 2017· Featherweight· 21-5-2 vs 11-6
SD
WIN
vs Marko Burusic
Pancrase 286· Apr 23, 2017· Featherweight· 21-4-2 vs 9-6
TKO
R2 · 4:34
WIN
vs Hiroyuki Takaya
Pancrase 283· Dec 18, 2016· Featherweight· 20-4-2 vs 21-14-2
UD
WIN
vs Yutaka Saito
VTJ 8th· Sep 19, 2016· 19-4-2 vs 12-2-2
SD
LOSS
vs Justin Lawrence
Bellator 157: Dynamite 2· Jun 24, 2016· Featherweight· 18-4-2 vs 9-3
TKO
R2 · 2:11
LOSS
vs Goiti Yamauchi
Bellator 144: Halsey vs Carvalho· Oct 23, 2015· Featherweight· 18-3-2 vs 19-2
SUB
R3 · 3:50
WIN
vs Will Chope
Pancrase 269· Aug 9, 2015· Featherweight· 18-2-2 vs 24-8
UD
WIN
vs Marlon Sandro
Pancrase 266· Apr 26, 2015· Featherweight· 17-2-2 vs 25-6-1
SD
LOSS
vs Kazunori Yokota
DEEP DREAM Impact· Dec 31, 2014· Featherweight· 16-2-2 vs 21-5-3
UD
WIN
vs Takeshi Inoue
VTJ 6th· Oct 4, 2014· 16-1-2 vs 21-10
UD
WIN
vs Kuniyoshi Hironaka
Pancrase 257· Mar 30, 2014· Lightweight· 15-1-2 vs 22-9
TKO
R3 · 3:58
WIN
vs Yoshiaki Takahashi×1Title bout · Title win #1
Pancrase 252· Sep 29, 2013· Lightweight· 14-1-2 vs 10-4-2
MD
DRAW
vs Jorge Patino
Pancrase 246· Mar 17, 2013· Lightweight· 13-1-2 vs 33-13-2
DEC
WIN
vs Kenichiro Togashi
Pancrase Progress Tour 14· Dec 1, 2012· Lightweight· 13-1-1 vs 12-9-5
TKO
R1 · 0:16
WIN
vs Tatsunori Tanaka
Pancrase Progress Tour 10· Sep 1, 2012· Lightweight· 12-1-1 vs 5-5
SUB
R1 · 3:05
WIN
vs Koji Oishi
Pancrase Progress Tour 4· Apr 1, 2012· Lightweight· 11-1-1 vs 21-9-9
UD
WIN
vs Kazuki Tokudome
Pancrase· Dec 3, 2011· 10-1-1 vs 9-3-1
TKO
WIN
vs Tomoyoshi Iwamiya
Pancrase· Aug 7, 2011· 9-1-1 vs 5-11-3
DEC
WIN
vs Yukinari Tamura
Pancrase· May 3, 2011· 8-1-1 vs 9-6-5
DEC
WIN
vs Artur Umakhanov
Pancrase· Nov 3, 2010· 7-1-1 vs 10-6
SUB
DRAW
vs Tomoyoshi Iwamiya
Pancrase· Jul 4, 2010· 6-1-1 vs 5-10-3
DRAW
LOSS
vs Koji Oishi
Pancrase· Apr 4, 2010· 6-1 vs 20-8-6
DEC
WIN
vs Hiroki Aoki
Pancrase 205· Feb 7, 2010· Lightweight· 6-0 vs 5-4
TKO
R1 · 1:00
WIN
vs Hiroki Aoki
Pancrase 202· Oct 25, 2009· Lightweight· 5-0 vs 4-3
DQ
R1 · 0:50
WIN
vs Hirotaka Tomiyama
Pancrase 200· Aug 8, 2009· Lightweight· 4-0 vs 2-6-3
TKO
R1 · 4:58
WIN
vs Koji Nakamura
Pancrase 199· Jun 7, 2009· Lightweight· 3-0 vs 0-1
TKO
R2 · 1:03
WIN
vs Yoichi Kono
TRIBELATE· Apr 25, 2009· 2-0 vs 0-2
TKO
WIN
vs Unknown opponent
TRIBELATE· Apr 26, 2008· 1-0
TKO

Title bout· ×N = title win number N in that promotion

Background

Credentials, amateur pedigree and camp

BaseJudo

2019King of Pancrase Featherweight (8th) · Pancrase
2018Featherweight Interim Championship · Pancrase
2012King of Pancrase Lightweight (5th) · Pancrase
2011Lightweight Grand Prix winner · Pancrase
2009Neo Blood Tournament Lightweight winner · Pancrase
Champion · Iwate Prefectural Championships · youth · 73 kg Catchweight
Started in Judo
AGE 18Started in MMA

Career stats

Pro MMARecord: 27-9-2 · Source: UFCalendar

Striking

Strikes landed3.00per min

Strikes absorbed4.67per min

Grappling

Takedowns landed4.00per 15 min

40% success

Takedowns stuffed67%

Submission attempts0.0per 15 min

Where they rank

All-time boards where Isao Kobayashi sits in the top 25.

RIZIN

Recent & upcoming opponents

UFCalendar Power Index rating

Current: 1599▼8
Peak: 1814Oct 4, 2014
Rated fights: 36

See the full Power Index →

Frequently asked questions

When does Isao Kobayashi fight next?

Isao Kobayashi has no confirmed upcoming fight.

What is Isao Kobayashi's record?

Isao Kobayashi's professional MMA record is 27-9-2.

Who is Isao Kobayashi fighting next?

Isao Kobayashi's next opponent has not been announced.

Who did Isao Kobayashi fight last?

Isao Kobayashi most recently fought Yusuke Yachi at RIZIN LANDMARK 14 in SENDAI on Saturday, June 6, 2026, LOSS (Unanimous Decision).

What weight class does Isao Kobayashi fight in?

Isao Kobayashi fights at Lightweight.

How many knockouts does Isao Kobayashi have?

Isao Kobayashi has 9 wins by KO/TKO and 2 wins by submission.

How tall is Isao Kobayashi?

Isao Kobayashi is 5'8" (173 cm) tall.

How much does Isao Kobayashi weigh?

Isao Kobayashi weighs 155 lbs (70 kg).

What is Isao Kobayashi's reach?

Isao Kobayashi has a reach of 68" (173 cm).

How old is Isao Kobayashi?

Isao Kobayashi is 38 years old (born Oct 28, 1988).

Where is Isao Kobayashi from?

Isao Kobayashi is from Japan.

Get Isao Kobayashi's fight history and stats as JSON with the MMA Fight Data API →

CAREER SUMMARY