Yuiko Koyama
Academia Vitoria
Japan 
Age 11      Belt GRAY
FEMALE GRAY PRE TEEN
Points
4.10
Gold
1
Silver
0
Bronze
1
Sjjif World Accumulative Rank
Ranking
54
Rank Points Gold Silver Bronze
Sjjif World Rank 2023 4.1 1 0 1
the 1st reversal jiu jitsu cup 2023 in fukuoka female gray pre teen light feather GOLD
kyushu international jiu jitsu championship 2023 female gray pre teen light feather BRONZ