Mason Nguyen | CompSeek

2026 International JOs Championships 2026-06-21

🥈 2nd Intl Juvenile Male / Under 35kg

Lost vs Jax Yoshida (Hawaii Tenri Judo)
Intl Juvenile Male / Under 35kg · Round 2 · ippon
▶ Watch at 3:56:46
Lost vs Jax Yoshida (Hawaii Tenri Judo)
Intl Juvenile Male / Under 35kg · Round 1 · ippon
▶ Watch at 3:46:46
Lost vs Zaythean Gonzalez (Tri-City Judo)
Intl Intermediate Male / Under 35kg · Round 1 · ippon
▶ Watch at 2:54:00
Lost vs Joey Magana (Harbor Judo Dojo)
Intl Intermediate Male / Under 35kg · Round 1 · yuko
▶ Watch at 1:45:50 ▶ Watch at 1:48:15

2026 USA Judo Junior Olympic National Championships 2026-06-19

Lost vs Jackson DeMoss (Tri-City Judo)
Intermediate Male / Under 35kg · Round 2 · wazari
Lost vs Austin Louie (Highlands Judo Dojo)
Intermediate Male / Under 35kg · Round 2 · ippon
▶ Watch at 2:34:13

36th Annual Golden State Open National Championships 2026 - USA Judo Point Event 2026-05-22

Lost vs Kai Kuwata Self (Hanabi Judo)
Intermediate Male / Under 35kg · Round 3 · ippon
Lost vs Ajax Kaindl (Hanabi Judo)
Intermediate Male / Under 35kg · Round 2 · ippon

Gardena Judo Club 75th Anniversary Tournament 2026-05-03

Lost vs Hunter Nagata (South Bay Judo)
Male / 11-12 / Intermediate / -34 kg · Round 1 · ippon
Lost vs Kota Katsube (Gardena Judo Club)
Male / 11-12 / Intermediate / -34 kg · Round 1 · ippon

2026 Nanka Spring Development Tournament 2026-03-29

Lost vs Hayk Gyurjyan (Hayastan MMA Academy)
Youth- Juvenile & Intermediate Male (Ages 11-14) / Mid-Skill (Orange or Green Belt) / 11- 12-year-old - 34 kg · Round 2 · ippon
Lost vs Armen Shatarevyan (EMPIRE_MMA)
Youth- Juvenile & Intermediate Male (Ages 11-14) / Mid-Skill (Orange or Green Belt) / 11- 12-year-old - 34 kg · Round 1 · ippon

Taishi Judo Club 15th Anniversary Invitational Tournament, Sanction #26-03-09 2026-03-08

Lost vs Joshua Chov (San Gabriel Judo Dojo)
Male Advanced / 9-10 Years / Middle Weight · Round 1 · ippon
Lost vs Tigran Terzikyan (Bulat Training Center)
Male Advanced / 9-10 Years / Middle Weight · Round 1 · ippon

2025 Winter Nationals USJF Sanction #25-12-01 2025-12-05

Lost vs Ezra Navaja (San Diego Judo)
Intermediate Male / Under 34kg · Round 2 · ippon
Lost vs Daniel Jang (LA JUDO CLUB)
Intermediate Male / Under 34kg · Round 2 · ippon
Won vs Panji Muljadi-Allen (Concord Judo Club)
Intermediate Male / Under 34kg · Round 1 · ippon

30th Anniversary Mojica Judo Invitational 2025-11-02

🥇 1st Junior Boys 11-12 / Under 33kg

Lost vs Arsen Sargsyan (Hayastan MMA Academy)
Junior Boys 11-12 / Under 33kg · Round 3 · ippon
Won vs Anthony Maeda (Gardena Judo Club)
Junior Boys 11-12 / Under 33kg · Round 2 · ippon
Won vs Adam Utsumiev (San Fernando Valley Judo)
Junior Boys 11-12 / Under 33kg · Round 1 · ippon

2025 Nanka Fall Judo Development Tournament USJF Sanction # 25-09-07 2025-09-28

🥈 2nd Youth Male / Intermediate ( Orange or Green Belt) / 11 & 12 year old Male - 31 kg

Lost vs Ezrael Tran (Orange County Judo Training Center)
Youth Male / Intermediate ( Orange or Green Belt) / 11 & 12 year old Male - 31 kg · Round 4 · ippon
Lost vs Davit Pambukhchyan (Glendale Judo Academy)
Youth Male / Intermediate ( Orange or Green Belt) / 9 & 10 year old Male - 30 kg · Round 3 · ippon
Won vs Jackson Igarashi (Gardena Judo Club)
Youth Male / Intermediate ( Orange or Green Belt) / 11 & 12 year old Male - 31 kg · Round 3 · ippon
Lost vs Ezrael Tran (Orange County Judo Training Center)
Youth Male / Intermediate ( Orange or Green Belt) / 11 & 12 year old Male - 31 kg · Round 2 · ippon
Won vs Clark Hagiya (South Bay Judo)
Youth Male / Intermediate ( Orange or Green Belt) / 9 & 10 year old Male - 30 kg · Round 2 · ippon
Lost vs Noah Finkelshteyn (Bulat Training Center)
Youth Male / Intermediate ( Orange or Green Belt) / 9 & 10 year old Male - 30 kg · Round 2 · ippon

Shogun Showdown Championship 2025-09-20

Lost vs Domerick Alfonso (Riki Dojo)
Male: 9-10yrs ADVANCED / Male Light Weight · Round 3 · ippon
Lost vs Greyson Knight (SHOGUN JUDO BJJ)
Male: 9-10yrs ADVANCED / Male Light Weight · Round 2 · ippon
Lost vs Oliver Tran (San Gabriel Judo Dojo)
Male: 9-10yrs ADVANCED / Male Light Weight · Round 1 · ippon

America's Cup Judo Championships: Hawaii Edition 2025-07-04

🥇 1st Bantam Novice / 2015 - 6 / Male / Novice / -31kg

Won vs Troy Maiava (Hawaii Judo Academy)
Bantam Novice / 2015 - 6 / Male / Novice / -31kg · Round 2 · ippon
▶ Watch at 0:41:26
Won vs Troy Maiava (Hawaii Judo Academy)
Bantam Novice / 2015 - 6 / Male / Novice / -31kg · Round 1 · hansokumake
▶ Watch at 0:35:36 ▶ Watch at 0:44:11

2025 International JOs Championships 2025-06-22

🥈 2nd Intl Novice Intermediate Male / Under 31kg

Lost vs Mark Radchuk (European Judo Academy)
Intl Novice Intermediate Male / Under 31kg · Round 4 · ippon
▶ Watch at 0:46:54
Won vs Hayden Engel (Menomonee Judo Club-USA Judo Paralympic Training Site)
Intl Novice Intermediate Male / Under 31kg · Round 3 · ippon
▶ Watch at 0:38:14
Lost vs Mark Radchuk (European Judo Academy)
Intl Novice Intermediate Male / Under 31kg · Round 2 · ippon
▶ Watch at 0:22:29

2025 Junior Olympic National Championships 2025-06-20

🥈 2nd Novice Bantam 3 Male / Under 30kg

Lost vs Parker Coles (San Diego Judo)
Novice Bantam 3 Male / Under 30kg · Round 5 · ippon
▶ Watch at 7:18:36
Won vs Kobe Darfour (Cohen Brothers Judo Club)
Novice Bantam 3 Male / Under 30kg · Round 4 · ippon
▶ Watch at 7:03:51
Won vs Benedict Branca (Real Judo of Naples)
Novice Bantam 3 Male / Under 30kg · Round 3 · ippon
▶ Watch at 6:49:36
Won vs Milan Dremin (Denver Judo)
Novice Bantam 3 Male / Under 30kg · Round 2 · walkover
Lost vs Kobe Darfour (Cohen Brothers Judo Club)
Novice Bantam 3 Male / Under 30kg · Round 1 · ippon
▶ Watch at 5:21:41

Golden State Open 2025 - USA Judo Point Event 2025-05-02

Lost vs Matteo Manibog (San Gabriel Judo Dojo)
Bantam 6 Male / Under 31kg · Round 2 · ippon
Lost vs Emmett Lee (San Gabriel Judo Dojo)
Bantam 6 Male / Under 31kg · Round 2 · ippon
Lost vs Aram Seiranian (Champions sport complex)
Novice Bantam 3 Male / Under 30kg · Round 3 · ippon
Won vs Danilo Vanegas (Pasadena Kodokan Judo Dojo)
Novice Bantam 3 Male / Under 30kg · Round 2 · ippon
Won vs Hunter Chang (San Diego Judo)
Novice Bantam 3 Male / Under 30kg · Round 1 · ippon
Lost vs Gregory Ohandjanyan (Hayastan MMA Academy)
Novice Bantam 3 Male / Under 30kg · Round 1 · ippon

2025 Youth National Championships 2025-03-29

Lost vs Eligh Dumaop (Tri-Valley Judo)
Novice Bantam 3 Male / Under 30kg · Round 2 · ippon
▶ Watch at 3:15:18
Lost vs Emmett Lee (San Gabriel Judo Dojo)
Novice Bantam 3 Male / Under 30kg · Round 2 · yuko
▶ Watch at 2:44:23
Won vs Ayden Taylor (Blue Line Judo)
Novice Bantam 3 Male / Under 30kg · Round 1 · ippon
▶ Watch at 2:15:27
Lost vs Davit Sardaryan (European Judo Academy)
Bantam 6 Male / Under 31kg · Round 2 · ippon
▶ Watch at 0:00:00
Won vs Luke Cline (MSHQ Judo)
Bantam 6 Male / Under 31kg · Round 1 · ippon
▶ Watch at 0:00:00 ▶ Watch at 2:46:27
Lost vs Caleb Luo (Judo Jujitsu Madison)
Bantam 6 Male / Under 31kg · Round 1 · ippon
▶ Watch at 2:13:07

2025 Nanka Spring Novice Tournament 2025-03-23

🥉 3rd Youth Male / 9 to 10 years / Yellow Belt / -30kg male

Won vs Jay Murillo (Senshi Judo)
Youth Male / 9 to 10 years / Yellow Belt / -30kg male · Round 5 · ippon
Won vs Hayk Gyurjyan (Hayastan MMA Academy)
Youth Male / 9 to 10 years / Yellow Belt / -30kg male · Round 4 · ippon
Won vs Luke Roque (Anaconda Academy)
Youth Male / 9 to 10 years / Yellow Belt / -30kg male · Round 3 · ippon
Lost vs Noah Finkelshteyn (Hayastan MMA Academy)
Youth Male / 9 to 10 years / Yellow Belt / -30kg male · Round 2 · ippon

Taishi Judo Club 14th Anniversary Invitational Tournament, USA Judo Sanction #00611 2025-03-09

Lost vs Alex Kazaryan (Kenams Fighting Club)
Male Novice / 9-10 Years / Light Middle Weight, 9/10 · Round 2 · ippon
Lost vs Aleksandr Batuev (Hayastan MMA Academy)
Male Novice / 9-10 Years / Light Middle Weight, 9/10 · Round 2 · ippon
Won vs Vitor Coelho Da Fonseca De Mattos Faro (Venice Judo Club)
Male Novice / 9-10 Years / Light Middle Weight, 9/10 · Round 1 · ippon

2024 Nanka Fall Judo Development Tournament 2024-09-22

Lost vs Gregory Ohandjanyan (Hayastan MMA Academy)
Youth Male / Novice ( White or Yellow Belt) / 9 & 10 year old Male - 29 kg · Round 1 · ippon
Lost vs Tigran Terzikyan (Hayastan MMA Academy)
Youth Male / Novice ( White or Yellow Belt) / 9 & 10 year old Male - 29 kg · Round 1 · ippon