Mason Choi + Follow

ADCC US Open - San Diego, CA 2026-01-24

🥇 1st Boys [11-12 years] / Intermediate / -32,0 kg

• Lost vs Elijah Han (Kobo Studios)
  Boys [11-12 years] / Advanced / -28,0 kg · Round 2 · points
• Won vs Zac Shaffi (Art of JiuJitsu)
  Boys [11-12 years] / Advanced / -28,0 kg · Round 1 · walkover
• Lost vs Gabriel D. Myers (Atos Jiu-Jitsu Las Vegas)
  Boys [11-12 years] / Advanced / -28,0 kg · Round 1 · submission
• Won vs Delilah Divel (V1sion Checkmat Ladera Ranch)
  Boys [11-12 years] / Intermediate / -32,0 kg · Round 3 · submission
• Won vs Damian Morales (Independent Grappling)
  Boys [11-12 years] / Intermediate / -32,0 kg · Round 2 · submission

ADCC US Open - Charlotte, NC 2025-12-20

🥉 3rd Boys [11-12 years] / Intermediate / -32,0 kg

• Won vs Colton Utley (Flow Grappling Academy)
  Boys [11-12 years] / Intermediate / -32,0 kg · Round 3 · submission
• Lost vs Greyson Pham (Gracie Barra Summerville)
  Boys [11-12 years] / Intermediate / -32,0 kg · Round 2 · submission
• Lost vs Francis Takle (Union Martial Arts)
  Boys [11-12 years] / Advanced / -32,0 kg · Round 2 · submission
• Lost vs Dallas Rafeld (Black Tie Brazilian Jiu Jitsu)
  Boys [11-12 years] / Advanced / -32,0 kg · Round 1 · points

Grappling X 12/14/2025 Bay Jiu Jitsu Championships Fairfield, CA 2025-12-14

🥇 1st No-Gi --Youth Divisions / 11-12 Years old / Male / Grey Belts/Intermediate Division / 70 Lbs & Below

• Won vs Robbie Brillon (New Creation Wrestling and Jiu Jitsu LLC)
  No-Gi --Youth Divisions / 11-12 Years old / Male / Grey Belts/Intermediate Division / 70 Lbs & Below · Round 2 · points
• Won vs Robbie Brillon (New Creation Wrestling and Jiu Jitsu LLC)
  No-Gi --Youth Divisions / 11-12 Years old / Male / Grey Belts/Intermediate Division / 70 Lbs & Below · Round 1 · submission

U.S. Open 30th Anniversary 2025-11-15

🥈 2nd Boys No-Gi - BJJ Tour / Grey / Junior 1 / 71.00 lbs

• Lost vs Julian Arce (Ares BJJ)
  Boys No-Gi - BJJ Tour / Grey / Junior 1 / 71.00 lbs · Round 3 · points
• Won vs Leonardo Nguyen (Ralph Gracie Jiu-Jitsu - San Jose & Santa Clara)
  Boys No-Gi - BJJ Tour / Grey / Junior 1 / 71.00 lbs · Round 2 · submission

NAGA San Jose Grappling Championship 2025-09-20

🥇 1st Children No-Gi (Male) / Expert / 60 - 69.9 / 10-11 years

• Won vs Jakai Rice (Mindset Martial Arts)
  Children No-Gi (Male) / Expert / 60 - 69.9 / 10-11 years · Round 2 · submission
• Won vs Jakai Rice (Mindset Martial Arts)
  Children No-Gi (Male) / Expert / 60 - 69.9 / 10-11 years · Round 1 · submission

ADCC US Nationals - Vegas, NV 2025-08-09

🥉 3rd Boys [9-10 years] / Intermediate / -28,0 kg

• Won vs Zechariah Gutierrez (Alpha Miami Grappling)
  Boys [9-10 years] / Intermediate / -28,0 kg · Round 5 · decision
• Won vs Kayan Eskandari (Art of JiuJitsu)
  Boys [9-10 years] / Intermediate / -28,0 kg · Round 4 · submission
• Won vs Vincent Wang (Easton Training Center - Longmont)
  Boys [9-10 years] / Intermediate / -28,0 kg · Round 3 · walkover
• Won vs Ross Lansing (ATOS HQ)
  Boys [9-10 years] / Intermediate / -28,0 kg · Round 2 · submission
• Lost vs Zechariah Gutierrez (Alpha Miami Grappling)
  Boys [9-10 years] / Intermediate / -28,0 kg · Round 2 · points
• Won vs Raiden Ogo (PORRADA TRAINING CENTER)
  Boys [9-10 years] / Intermediate / -28,0 kg · Round 1 · submission

BJJ Tour San Francisco 2025-06-28

🥉 3rd Boys Gi - BJJ Tour / Grey / Junior 2 / 73.60 lbs · 🥈 2nd Boys No-Gi - BJJ Tour / Grey / Junior 2 / 71.00 lbs

• Lost vs Darien De Guzman (Mindset Martial Arts)
  Boys No-Gi - BJJ Tour / Grey / Junior 2 / 71.00 lbs · Round 3 · decision
• Lost vs Darien De Guzman (Mindset Martial Arts)
  Boys No-Gi - BJJ Tour / Grey / Junior 2 / 71.00 lbs · Round 2 · points
• Won vs Darien De Guzman (Mindset Martial Arts)
  Boys No-Gi - BJJ Tour / Grey / Junior 2 / 71.00 lbs · Round 1 · submission
• Won vs Wade Lohse (Ralph Gracie Jiu Jitsu)
  Boys Gi - BJJ Tour / Grey / Junior 2 / 73.60 lbs · Round 2 · submission
• Lost vs Darien De Guzman (Mindset Martial Arts)
  Boys Gi - BJJ Tour / Grey / Junior 2 / 73.60 lbs · Round 1 · points

ADCC US Open - San Jose, CA 2025-03-22

• Lost vs Gage Gililland (Gracie Barra Roseville)
  Boys [9-10 years] / Intermediate / -28,0 kg · Round 3 · points
• Won vs James Lawson (TRUJITSU / Bakersfield)
  Boys [9-10 years] / Intermediate / -28,0 kg · Round 2 · points
• Lost vs Keoki Kaneali'i (ROMA Jiu Jitsu Academy/Atos Hilo)
  Boys [9-10 years] / Intermediate / -28,0 kg · Round 1 · submission

ADCC US Open - Portland, OR 2025-02-22

• Lost vs Dan Risman (10th Planet Calgary)
  Boys [9-10 years] / Intermediate / -28,0 kg · Round 3 · submission
• Won vs Jude Lawson (TRUJITSU / Bakersfield)
  Boys [9-10 years] / Intermediate / -28,0 kg · Round 2 · submission
• Lost vs Jack Knick (GRPL Club)
  Boys [9-10 years] / Intermediate / -28,0 kg · Round 2 · submission
• Won vs James Lawson (TRUJITSU / Bakersfield)
  Boys [9-10 years] / Intermediate / -28,0 kg · Round 1 · submission

ADCC US Open - Las Vegas, NV 2024-03-29

🥉 3rd Boys [9-10 years] / Intermediate / -24,0 kg · 🥉 3rd Boys [9-10 years] / Advanced / -24,0 kg

• Won vs Evan Lin (Island Jiu Jitsu)
  Boys [9-10 years] / Intermediate / -24,0 kg · Round 3 · submission
• Won vs Carlin Raptor (Next Move Jiu Jitsu)
  Boys [9-10 years] / Intermediate / -24,0 kg · Round 2 · submission
• Won vs Raven Donaldson (Solidarity MMA)
  Boys [9-10 years] / Advanced / -24,0 kg · Round 3 · points
• Lost vs Evan Lin (Island Jiu Jitsu)
  Boys [9-10 years] / Intermediate / -24,0 kg · Round 1 · points
• Lost vs Mealow Petre (Art of JiuJitsu)
  Boys [9-10 years] / Advanced / -24,0 kg · Round 2 · submission
• Won vs Raven Donaldson (Solidarity MMA)
  Boys [9-10 years] / Advanced / -24,0 kg · Round 1 · submission