Derick Ishikawa
Checkmat Japan
Japan 
Age 10      Belt WHITE
MALE WHITE KID 4
Points
1.65
Gold
0
Silver
1
Bronze
0
Sjjif World Accumulative Rank
Ranking
170
Rank Points Gold Silver Bronze
Sjjif World Rank 2023 1.65 0 1 0
all japan jiu jitsu championship pre koshien - koshien 2023 male white pre teen middle SILVER