Jackson Nagai - BJJ Black Belt Champion

Jackson Nagai - BJJ Black Belt Champion

1. Jackson Nagai’s Details

Jackson Nagai’s Details


Jackson Nagai Hatchwell Junior





Date of Birth

March 25, 1994

Weight Division

Peso Médio (82.30 kg / 181.5 lbs)

Last Weight-in




Disclosed Career Earnings



Black Belt

Favorite Position

Distance Passing

Head Coach

Lucas Leite




C. Gracie > H. Gracie > Rolls Gracie > Romero Cavalcanti > Leonardo Vieira > Lucas Leite > Jackson Nagai

Fighting out of

United States

Team Association

Checkmat Jiu Jitsu

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2. Jackson Nagai’s Biography

Jackson Nagai is a renowned black-belt athlete. He is associated with the leading Checkmat team in the sport’s international circuits. He has won numerous international accolades including IBJJF American Nationals, IBJJF Pan Championship, IBJJF World Championship, IBJJF American Nationals NOGI, and IBJJF American Nationals. Jackson has a profound background in jiu-jitsu, and his younger brother Samuel Nagai is also a well-known athlete. Jackson made his name in the black belt category in 2020. 

2.1. Jackson Nagai’s Early Life

Jackson was born in the small town of Manaus, Brazil on March 25, 1994. After a few years, Nagai’s family moved to Japan when he was 10. He was fond of playing basketball and carried that passion at the national level as well. He competed in the Japanese National team circuit and went to the Asian countries with his team to compete. 

2.2. Jackson Nagai’s Family

During his teenage years, a sudden breakdown in personal matters brought a massive change in the life of Jackson. His father left the family, leaving behind his wife and two sons. An interview was taken in 2020 where Jackson shared his sentiments that he had a desire to learn Brazilian Jiu-Jitsu to protect his family. He further professed that his father left them after a lifelong physical and mental abuse.

2.3. Jackson Nagai’s Martial Arts

He was finding the path to fulfill his aspiration, he stepped inside the art of dojo at a karate school in Japan. He was a dedicated student and went there for a year, side by side he attended the weekly kickboxing training. 

2.4. Jackson Nagai’s BJJ Training

Jackson was born in America but he was fluent in Japanese and his friends were Nipponic. Jiu-jitsu was a very distant idea for him, One day Brazilian friend of her mother explained the effectiveness of the real martial art. The discussion made Nagai impatient and soon he started to fetch the BJJ Academy . At the age of 17 years, he started his training as a young BJJ fighter.

He joined the Evox BJJ gym where he started his first grappling. Nagai fell in love with the techniques of his coach Nori Toda. He persuaded his younger brother Samuel to join the training session. Nagai’s performance was becoming fairly popular within the community. Shortly after, Jackson earned his blue belt, they switched to the more competitive academy. 

2.5. Jackson Nagai’s Rank Advancement

Nagai brothers were ardent and passionate about grappling. They started to train under the prestigious instructor Marcio Pontes of Nova União and earned a brown belt. During that interval, Jackson and his brother Samuel were well-recognized as an emerging talent. They began to compete in the BJJ national tournaments and won several bouts. 

2.6. Jackson Nagai’s Black Belt Promotion

Jackson Nagai was among the sturdy and competing Jiu-Jitsu fighters. Nagai was fully committed to competing at the international level. Fetching the opportunity to live his dream he moved to the United States. He became part of one of the top leading BJJ academies in town, Checkmat. Nagai was promoted to the higher rank by Lucas Leite . In January 2020 Nagai was graded to the rank of black belt. 

2.7. Jackson Nagai’s BJJ Career

Nagai began his black belt expedition, competing against BJJ's leading fighters at the national and international championships. He competed with his stellar performances at the Royal Invitational, IBJJF American Nationals, IBJJF Pan Championship, IBJJF American Nationals, and IBJJF World Championship.

3. Jackson Nagai’s Historic Fights

3.1. Jackson Nagai vs Sebastian Guevara

In the year 2023, two renowned competitors Jackson Nagai and Sebastian Guevara faced each other. The final of the Houston Open was started with the open guard technique of Jackson Nagai. The whole match lasted for about five minutes, and the intensity of the match increased with the epic movements of the grapplers. Jackson Nagai won the match by attempting the method of collar choke.

Year Event Opponent W/L/D Method Stage Weight Class
2023 Houston Open Sebastian Guevara Win Collar choke Final Middle

3.2. Jackson Nagai vs Roy Dagan

In the 2018 Royal III, a thrilling match occurred between top athletes, Jackson Nagai and Roy Dagan. It was an exciting competition as the grapplers wanted to drag the other on the mat. Jackson used the method of Armbar that marked his victory in the competition.

Year Event Opponent W/L/D Method Stage Weight Class
2018 ROYAL III  Roy Dagan Win Armbar - -

3.3. Jackson Nagai vs Espen Mathiesen

In the World Championship 2023, a five-minute bout took place between the two leading fighters. Jackson competes against Espen Mathiesen in the quarter-final. Both of the fighters initiated the technique of the Open Guard method. The violent moves of Nagai increased the trill of the match. He won the competition with the technique of Hashimoto choke.

Year Event Opponent W/L/D Method Stage Weight Class
2023 World Championship Espen Mathiesen Win Hashimoto choke QuaterFinals Light

4. Jackson Nagai’s National and International Achievements

4.1. Jackson Nagai’s Main Achievements (Black Belt)

Year Event Belt Position
2023 IBJJF American Nationals Black 1st
2020 IBJJF Pan Championship Black 2nd
2023 IBJJF World Championship Black 3rd
2021 IBJJF Pan Championship Black 3rd
2023 IBJJF American Nationals Black 3rd
2023 IBJJF American Nationals NOGI Black 3rd

4.2. Jackson Nagai’s Main Achievements (Colored Belt)

Year Event Belt Position
2015 UAEJJF Grand Slam, LA Blue 1st
2018 FJJAM Amazonense Purple 1st
2019 IBJJF World Championship Brown 2nd
2017 UAEJJF Grand Slam, LA Brown 2nd
2016 IBJJF Manaus Open Purple 2nd
2018 Royal Invitational Purple 3rd

5. Jackson Nagai’s BJJ Professional Breakdown

38 matches 29 wins 9 losses
By points 6 5
By advantages 3 2
By submission 19 0
By decision 1 2
Draws 0

5.1. Methods of Submission

19 Methods 19 Wins 0 Loss
Armbar  5 0
Triangle  3 0
Hashimoto Choke 1 0
Loop Choke 1 0
RNC 1 0
Choke From Back 3 0
Bow and Arrow 2 0
Estima Lock  1 0
Shoulder Pressure 1 0
50/50 Armbar  1 0

6. Jackson Nagai’s BJJ Fight History

Opponent W/L Method Competition Weight Stage Year
Rehan Muttalib W 50/50 armbar Pan American 82KG R1 2020
Carlos Souza W Pts: 2x2, Adv Pan American 82KG 8F 2020
Nicolas Ospina W Armbar Pan American 82KG 4F 2020
Guthierry Barbosa W Choke from back Pan American 82KG SF 2020
Ronaldo Junior L Pts: 6x2 Pan American 82KG F 2020
Jeferson Guaresi W Choke from back F2W 156 83KG SPF 2020
Johnny Tama L Referee Decision F2W 159 83KG SPF 2020
Edwin Najmi W Triangle F2W 182 N/A SPF 2021
Cauata Avila W Armbar Pan American 76KG 8F 2021
Daniel Quintana W Bow and arrow Pan American 76KG 4F 2021
Lucas Valente L Pts: 8x2 Pan American 76KG SF 2021
Michael Liera L Referee Decision F2W 183 77KG SPF 2021
Damien Nitkin W Armbar World Champ. 82KG R1 2021
Piter Frank W Pts: 11x0 World Champ. 82KG 8F 2021
Isaque Bahiense L Pts: 3x2 World Champ. 82KG 4F 2021
Victor Silverio W Referee Decision Santa Cruz O 82KG SF 2023
Rehan Muttalib W Pts: 42x2 Santa Cruz O 82KG F 2023
Max Danrley W Armbar Denver Open 82KG 4F 2023
Michael Liera L Pts: 4x2 Denver Open 82KG SF 2023
Arthur Detanico W Pts: 32x2 Houston Open 82KG SF 2023
Sebastian Guevara W Bow and arrow Houston Open 82KG F 2023
Vinicius Goes W Armbar World Champ. 76KG R1 2023
Nathan Chueng W Pts: 0x0, Adv World Champ. 76KG 8F 2023
Espen Mathiesen W Hashimoto choke World Champ. 76KG 4F 2023
Johnatha Alves L Pts: 0x0, Adv World Champ. 76KG SF 2023
Ricardo Briceno W Estima lock American Nats 82KG 4F 2023
Alef Brito W Choke from back American Nats 82KG SF 2023
Charles McGuire W Loop choke American Nats ABS R1 2023
Pedro Melo W Pts: 7x0 American Nats ABS 4F 2023
Ronaldo Junior L Pts: 4x2 American Nats ABS SF 2023
Joshua Bacallao W Pts: 28x2 American NNG 79KG 4F 2023
Andy Varela L Pts: 0x0, Adv American NNG 79KG SF 2023
Nicolas Ospina W Shoulder pressure Phoenix Open 82KG SF 2023
Aaron Wilson W RNC Phoenix NGO 79KG F 2023
Lucas Alcantara W Triangle Dallas SMO 82KG SF 2023
Arthur Detanico W Triangle Dallas SMO 82KG F 2023
Natan Chueng W Pts: 8x2 IBJJF GP 82KG SPF 2023
Sandrey Silva W Pts: 0x0, Adv IBJJF NGGP 82KG SPF 2024

7. Jackson Nagai’s Top Fights

Jackson Nagai vs Natan Chueng / IBJJF ABSOLUTE GP 2023

Johnatha Alves vs Jackson Nagai / World Championship 2023

Ronaldo Junior VS Jackson Nagai / Pan Championship 2020

Jackson Nagai vs Aaron Wilson / Phoenix Open No-Gi 2023

Jackson Nagai vs Arthur Detanico / Dallas Summer Open 2023

Photo Credit: @nagai_jackson

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